Product Image

Adam Tablets

NOW
4.8
★ ★ ★ ★ ★
(4474 ratings)
Zinc 15 mg
Selenium 100 mcg
Thiamin 12.5 mg
Vitamin B5 25 mg
Molybdenum 37.5 mcg
Vitamin B12 125 mcg
Choline 12.5 mg
Product Image
Score74
Methylcobalamin, active vitamin B6, natural vitamin E, chelated minerals, and vitamin K2 provide several form strengths in a broad men's multivitamin. Repeated nutrient source amounts reduce dose clarity, and vitamin K can interfere with warfarin and related vitamin K antagonist therapy.
How scoring works
Quantity:120 Tablet(s) • (120 servings)
Goals:
Immunity
General Health
Energy
Hair Health
Detoxification
Skin Health

Score 74

Methylcobalamin, active vitamin B6, natural vitamin E, chelated minerals, and vitamin K2 provide several form strengths in a broad men's multivitamin. Repeated nutrient source amounts reduce dose clarity, and vitamin K can interfere with warfarin and related vitamin K antagonist therapy.
How scoring works

Also available as

1 option
60 servings 1 Tablet(s) • 60 Tablet(s) • 60 servings $16.20 ($0.27 per serving)
$31.20($0.26 per serving)
Daily Vita
$ 31.20
iHerb
$ 33.06
Vitacost
$ 33.06
Report prices

Analysis

Methylcobalamin, active vitamin B6, natural vitamin E, chelated minerals, and vitamin K2 provide several form strengths in a broad men's multivitamin. Repeated nutrient source amounts reduce dose clarity, and vitamin K can interfere with warfarin and related vitamin K antagonist therapy.

Zinc bisglycinate is a well-absorbed chelate with good digestive tolerance. The 15 mg serving is effective for daily maintenance without exceeding the usual upper limit.

Vitamin A, vitamin C, vitamin D, zinc, and selenium cover barrier function, immune-cell nutrition, and antioxidant control. Zinc bisglycinate and L-selenomethionine are strong disclosed forms at meaningful amounts.

Who is it for
  • Adults focused on immunity
  • Adults focused on general health
  • Adults focused on energy
Best for
  • Zinc supplementation
  • Selenium supplementation
  • Thiamin supplementation

Pros

  • Provides a disclosed 125.00mcg of vitamin b12
  • Includes vitamin b6 for a clearly stated role
  • Includes vitamin k2 for a clearly stated role

Cons

  • Repeated nutrient entries reduce dose clarity
  • The broad formula can overlap another multivitamin
  • Vitamin K requires medication awareness

Warnings

  • Vitamin K can oppose warfarin and related medicines, so intake should remain consistent and medically coordinated.
  • Repeated nutrient-source entries make total intake harder to verify before stacking supplements.
  • The broad formula should not be combined casually with another high-potency multivitamin.

Nutrient quality

70 High impact

Active vitamin B6, methylcobalamin, bisglycinate minerals, and selenomethionine support good absorption quality. Most vitamins and trace minerals are meaningful, but calcium, magnesium, choline, and many specialty actives are small.

.

Ingredient transparency

79 High impact

Active amounts are disclosed, though repeated nutrient forms require careful reading. Complete non-active ingredient details are not included in the supplied label data.

.

Customer satisfaction

72 High impact

The supplied average rating provides limited high-level context. Detailed firsthand feedback is unavailable, so recurring complaints and purpose fit cannot be assessed.

.

Value for money

74 High impact

Good forms and broad coverage compare favorably with the low serving cost. Core micronutrients provide strong serving value despite lightly dosed extras.

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Report analysis

Goals

Immunity
Immunity
Impact
Highest effect
A Goal FitA Strength of SupportA CoverageD Formula Quality
Magnesium · 12.5 mgVitamin C · 125 mgZinc · 15 mgVitamin A · 1500 mcgVitamin D · 12.5 mcgSelenium · 100 mcg

Vitamin A, vitamin C, vitamin D, zinc, and selenium cover barrier function, immune-cell nutrition, and antioxidant control. Zinc bisglycinate and L-selenomethionine are strong disclosed forms at meaningful amounts.

The very broad formula includes many duplicate vitamin forms and small botanical or antioxidant additions. These low-dose extras create a crowded profile and make the product less focused than its core immune nutrients suggest.

Study evidence
Selenium Mixed 37 studies
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Zinc Supportive 73 studies
General Health
General Health
Impact
High effect
A Goal FitB Strength of SupportB+ CoverageC- Formula Quality
Folate · 340 mcg DFEVitamin B12 · 125 mcgVitamin D · 12.5 mcgMagnesium · 12.5 mgVitamin K · 40 mcgSelenium · 100 mcgZinc · 15 mgVitamin C · 125 mg

A broad vitamin and mineral base covers nutritional gaps, antioxidant defense, energy metabolism, and several foundational systems. Many preferred forms are used, including methylcobalamin, zinc bisglycinate, and L-selenomethionine.

Numerous small botanicals and repeated vitamin forms add complexity without equal functional depth. Vitamin K can interfere with warfarin-type anticoagulants, so users of those medicines need consistent intake and prescriber guidance.

Study evidence
Vitamin B12 Adverse 66 studies
Vitamin K Supportive 34 studies
Zinc Supportive 60 studies
Energy
Essential Energy Nutrients
Energy
Impact
High effect
B Goal FitC+ Strength of SupportC+ CoverageC- Formula Quality
Iodine · 75 mcgVitamin D · 12.5 mcgVitamin B5 · 25 mgMagnesium · 12.5 mgRiboflavin · 12.5 mgThiamin · 12.5 mgVitamin B12 · 125 mcgPotassium · 12.5 mgCoenzyme Q-10 · 7.5 mg

B vitamins provide a broad metabolic base, and methylcobalamin plus active vitamin B6 improve form quality. A small CoQ10 addition introduces a mitochondrial pathway.

Vitamin B12 falls below the preferred energy threshold, magnesium is only a token amount, and CoQ10 is far below a practical standalone range. The long ingredient list creates broad label coverage without equally strong energy depth.

Study evidence
Magnesium Supportive 4 studies
Vitamin B12 Disputed 14 studies
Hair Health
Hair Health
Impact
High effect
C+ Goal FitB- Strength of SupportC+ CoverageC+ Formula Quality
Biotin · 150 mcgVitamin D · 12.5 mcgZinc · 15 mgVitamin C · 125 mg

Zinc, selenium, methylcobalamin, biotin, and vitamin D provide broad deficiency-oriented hair support. Saw palmetto could add a hormonal pathway, but its amount is small and the extract is not characterized.

Chelated zinc and copper plus L-selenomethionine are useful formulation strengths. Many antioxidant and men’s-health additions are present only in token amounts.

Study evidence
Biotin Supportive 4 studies
Copper Adverse 4 studies
Saw Palmetto Supportive 5 studies
Selenium Disputed 7 studies
Vitamin B12 Disputed 17 studies
Vitamin D Disputed 34 studies
Zinc Supportive 22 studies
Detoxification
Glutathione Support
Detoxification
Impact
High effect
C+ Goal FitC+ Strength of SupportB- CoverageC Formula Quality
Folate · 340 mcg DFEVitamin B12 · 125 mcgVitamin B6 · 12.5 mgMolybdenum · 37.5 mcgSelenium · 100 mcgMagnesium · 12.5 mgVitamin E · 50 mgZinc · 15 mgVitamin C · 125 mgCholine · 12.5 mgRiboflavin · 12.5 mg

Selenomethionine, sodium molybdate, zinc bisglycinate, mixed-form vitamin B6, methylcobalamin, and antioxidant nutrients support several clearance-related pathways. The forms are generally strong and clearly disclosed for a daily multivitamin.

Choline and molybdenum are modest, while many specialty antioxidants are present at small amounts. Broad foundational coverage is useful, but the formula lacks a deeply dosed liver-protection or glutathione-precursor core.

Study evidence
Choline Supportive 6 studies
Molybdenum Adverse 1 study
Selenium Supportive 10 studies
Vitamin B12 Supportive 8 studies
Zinc Supportive 30 studies
Skin Health
Skin Health
Impact
High effect
B Goal FitC+ Strength of SupportB- CoverageD+ Formula Quality
Zinc · 15 mgVitamin C · 125 mgResveratrol · 5 mgCopper · 0.25 mgSelenium · 100 mcgLycopene · 1.5 mgVitamin E · 50 mg

The one-tablet multivitamin provides broad but shallow nutritional support for skin maintenance. Buffered vitamin C, vitamin E, zinc bisglycinate, selenium, niacin, and copper address repair and antioxidant pathways.

Lycopene, resveratrol, CoQ10, aloe, and grape extract are too low for strong targeted skin effects. Its broad ingredient list is better suited to general nutrition than visible skin outcomes.

Study evidence
Copper Supportive 16 studies
Lycopene Supportive 20 studies
Niacin Supportive 61 studies
Resveratrol Supportive 7 studies
Selenium Supportive 22 studies
Vitamin C Supportive 53 studies
Vitamin E Supportive 38 studies
Zinc Supportive 66 studies

Ingredients

IngredientAmount per serving
Vitamin A (Beta-Carotene)
 1500 mcg
Vitamin C (Calcium Ascorbate)
 125 mg
Vitamin D (Ergocalciferol)
 12.5 mcg
Vitamin E (D-Alpha-Tocopheryl Succinate)
 50 mg
Vitamin K (Menaquinone, Phytonadione)
 40 mcg
Thiamine (Thiamine Hydrochloride, Vitamin B1)
 12.5 mg
Riboflavin (Vitamin B2)
 12.5 mg
Niacin (Inositol Hexanicotinate, Niacinamide, Vitamin B3)
 17.5 mg
Vitamin B-6 (Pyridoxine Hydrochloride, Pyridoxal 5-Phosphate)
 12.5 mg
Folate
340 mcg DFE
Vitamin B12 (Methylcobalamin)
 125 mcg
Biotin
150 mcg
Pantothenic Acid (Calcium Pantothenate, Vitamin B5)
 25 mg
Choline (Choline Bitartrate)
 12.5 mg
Calcium (Calcium Ascorbate, Calcium Citrate)
 25 mg
Iodine (Potassium Iodide)
 75 mcg
Magnesium (Magnesium Citrate)
 12.5 mg
Zinc (Zinc Bisglycinate)
 15 mg
Selenium (L-Selenomethionine)
 100 mcg
Copper (Copper Bisglycinate)
 0.25 mg
Manganese (Manganese Bisglycinate)
 1 mg
Chromium (Chromium Picolinate)
 100 mcg
Molybdenum (Sodium Molybdate)
 37.5 mcg
Potassium (Potassium Chloride)
 12.5 mg
Saw Palmetto
80 mg
Alpha Lipoic Acid
25 mg
organic Aloe vera
25 mg
Grape seed extract (Polyphenols)
 12.5 mg
Inositol
12.5 mg
CoQ10
7.5 mg
Trans-Resveratrol (Japanese Knotweed extract)
 5 mg
Lycopene (Tomato extract)
 1.5 mg
Lutein (Marigold)
 250 mcg
Gluten Free Men 18–50 Vegan Kosher Dairy Free Vegetarian
Report overview
Zinc (Zinc Bisglycinate) · 15 mg OverallScore84
A Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyC Value

Zinc bisglycinate is a well-absorbed chelate with good digestive tolerance. The 15 mg serving is effective for daily maintenance without exceeding the usual upper limit. The 15 mg zinc serving carries low imbalance risk, and included copper adds further support.

View ingredientView products
Selenium (L-Selenomethionine) · 100 mcg OverallScore81
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

L-selenomethionine provides a well-disclosed organic source at a maintenance-level dose. The single-tablet serving leaves ample room below the upper intake limit. Selenium-specific value is limited, though the multivitamin contains additional nutrients.

View ingredientView products
Thiamin (Thiamine Hydrochloride, Vitamin B1) · 12.5 mg OverallScore65
B- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyD- Value

Thiamine hydrochloride provides a standard water-soluble source, and the 12.5 mg amount provides moderate targeted potency. The conventional tablet lacks enough excipient detail to confirm a cleaner delivery system. Cost per active amount is high for a standard form.

View ingredientView products
Loading alternative details
63 Performance

Vita Min Herb Men's Multivitamin

Pure Synergy
<p>Vitamin D3, mixed vitamin E, vitamin K2, minerals, choline, and broad botanical blends provide more comprehensive men’s coverage than the original. Many nutrient forms and blend doses remain unclear, vitamin K can oppose warfarin-type medicines, and the serving cost is high.</p>
54 Performance

Men's Living Green Liquid-Gel Multi

Irwin Naturals
<p>Vitamin D3, methylcobalamin, selenomethionine, zinc citrate, and broad men’s nutrient coverage improve several forms compared with the original’s vitamin D2. Numerous undisclosed blends, high vitamin E and folate, and filler-heavy complexity reduce dose confidence.</p>
55 Performance

Women's Living Green Liquid-Gel Multi

Irwin Naturals
<p>Vitamin D3, methylcobalamin, selenomethionine, chromium, and molybdenum offer broad multivitamin coverage with several useful forms. It is designed for women rather than men, and many proprietary blends plus zinc oxide weaken transparency and ingredient quality.</p>
74 Budget

Balance B-50 Complex Comprehensive Formula

Swanson
<p>Broad B-vitamin coverage and choline provide basic energy-metabolism support at a much lower serving cost. It lacks zinc, selenium, chromium, molybdenum, aloe, and the original antioxidant breadth, while conventional forms reduce refinement.</p>
74 Budget

Balance B-50 Complex

Swanson
<p>A simple B-complex supplies several shared vitamins and choline with very favorable serving economics. Conventional forms and minimal mineral coverage make it a narrower option, but its straightforward label avoids many token specialty additions.</p>
72 Budget

ADAM Tablets

NOW
<p>The near-identical NOW formula preserves active B vitamins, zinc bisglycinate, selenomethionine, chromium, molybdenum, aloe, and broad antioxidants at a comparable or lower serving cost. Calcium and magnesium remain minimal, vitamin D is D2, and several specialty extras add little depth.</p>
72 Value

ADAM Tablets

NOW
<p>The closely matched NOW formula keeps the same active B vitamins, zinc, selenium, chromium, molybdenum, aloe, and antioxidant pattern with strong serving value. Vitamin D remains D2, calcium and magnesium are minimal, and the specialty additions are mostly modest.</p>
74 Value

Balance B-50 Complex Comprehensive Formula

Swanson
<p>A long supply of broad B vitamins and choline gives exceptional economy for energy-metabolism support. Conventional forms and the absence of key minerals make it less complete, but the simplified formula may suit users who do not need a full men’s multivitamin.</p>
55 Value

Women's Living Green Liquid-Gel Multi

Irwin Naturals
<p>Broad vitamins, minerals, vitamin D3, and natural vitamin E provide a lower-cost full multivitamin alternative. Numerous proprietary blends and zinc oxide limit quality, and its women-focused design may not match the intended user.</p>
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Nutrient supplementation for prevention of viral respiratory tract infections in healthy subjects: A systematic review and meta-analysis.
    Vlieg-Boerstra B; de Jong N; Meyer R; Agostoni C; De Cosmi V; Grimshaw K; Milani GP; Muraro A; Oude Elberink H; Pali-Schöll I; Roduit C; Sasaki M; Skypala I; Sokolowska M; van Splunter M; Untersmayr E; Venter C; O'Mahony L; Nwaru BI · Allergy · 2022
    Meta-analysis199,055 participants115 studies pooledImmunity forZinc
  2. Zinc for infection prevention in children with sickle cell anemia: a randomized double-blind placebo-controlled trial.
    Namazzi R; Opoka R; Conroy AL; Datta D; Tagoola A; Bond C; Goings MJ; Ryu MS; Cusick SE; Krebs NF; Jang JH; Tu W; Ware RE; John CC · Blood advances · 2023
    Randomized trial252 participantsImmunity forZinc
  3. Effects of selenium supplementation on selenoprotein gene expression and response to influenza vaccine challenge: a randomised controlled trial.
    Goldson AJ; Fairweather-Tait SJ; Armah CN; Bao Y; Broadley MR; Dainty JR; Furniss C; Hart DJ; Teucher B; Hurst R · PloS one · 2011
    Randomized trial119 participantsImmunity forSelenium
  4. Effect of low-dose selenium on thyroid autoimmunity and thyroid function in UK pregnant women with mild-to-moderate iodine deficiency.
    Mao J; Pop VJ; Bath SC; Vader HL; Redman CW; Rayman MP · European journal of nutrition · 2016
    Randomized trial230 participantsImmunity forSelenium
  5. Choline and contribution to normal liver function of the foetus and exclusively breastfed infants: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Nutrition, Novel Foods and Food allergens (NDA); Turck D; Bohn T; Castenmiller J; De Henauw S; Hirsch-Ernst KI; Knutsen HK; Maciuk A; Mangelsdorf I; McArdle HJ; Naska A; Pentieva K; Thies F; Tsabouri S; Vinceti M; Bresson JL; Fiolet T; Siani A · EFSA journal. European Food Safety Authority · 2024
    Guideline / consensusDetoxification forCholine
  6. Adiposity May Moderate the Link Between Choline Intake and Non-alcoholic Fatty Liver Disease.
    Mazidi M; Katsiki N; Mikhailidis DP; Banach M · Journal of the American College of Nutrition · 2020
    Cross-sectional study20,643 participantsDetoxification forCholine
  7. Choline and Choline-Related Metabolites in Pediatric Short Bowel Syndrome.
    Hilberath J; Shunova A; Heister L; Poets CF; Bernhard W · Nutrients · 2026
    Observational study80 participantsDetoxification forCholine
  8. Choline Supplementation in Cystic Fibrosis-The Metabolic and Clinical Impact.
    Bernhard W; Lange R; Graepler-Mainka U; Engel C; Machann J; Hund V; Shunova A; Hector A; Riethmüller J · Nutrients · 2019
    Single-arm trial10 participantsDetoxification forCholine
  9. 1H MR Spectroscopy at 3T for Hepatic Choline Quantification in Healthy Young Women: A Translational Imaging Study with Dietary Correlation.
    Hawesa H; Alghamdi R; Allam H; Alfaifi B; Alrabiah N; Alghumaiz M; Shanawani M; Alshegri H; Hassan MG · Current medical imaging · 2026
    Cohort study88 participantsDetoxification forCholine
  10. Human molybdenum exposure risk in industrial regions of China: New critical effect indicators and reference dose.
    Kuang HX; Li MY; Zeng XW; Chen D; Zhou Y; Zheng T; Xiang MD; Wu QZ; Chen XC; Dong GH; Yu YJ · Ecotoxicology and environmental safety · 2024
    Cross-sectional study2,267 participantsDetoxification forMolybdenum
  11. Supplementation with selenium can influence nausea, fatigue, physical, renal, and liver function of children and adolescents with cancer.
    Vieira ML; Fonseca FL; Costa LG; Beltrame RL; Chaves CM; Cartum J; Alves SI; Azzalis LA; Junqueira VB; Pereria EC; Rocha KC · Journal of medicinal food · 2015
    Randomized trialDetoxification forSelenium
  12. [Selenium and oxidative stress in cancer patients].
    Gorozhanskaia ÉG; Sviridova SP; Dobrovol'skaia MM; Zybrikhina GN; Kashnia ShR · Biomeditsinskaia khimiia · 2014
    Single-arm trial40 participantsDetoxification forSelenium
  13. Comprehensive Insights into the Health Effects of Selenium Exposure and Supplementation Among the Chinese Community Middle-Aged and Elderly: a Combined Retrospective Cohort Study and Intervention Study.
    Li C; Peng X; Zheng J; Shi K; Qin L; Yang Q; Wang Z; Liu Y; Huang L · Biological trace element research · 2024
    Other40 participantsDetoxification forSelenium
  14. Heavy metals and metalloids exposure and liver function in Chinese adults - A nationally representative cross-sectional study.
    Wang S; Lyu Y; Ji S; Liu N; Wu B; Zhao F; Li Z; Qu Y; Zhu Y; Xie L; Li Y; Zhang Z; Song H; Hu X; Qiu Y; Zheng X; Zhang W; Yang Y; Li F; Cai J; Zhu Y; Cao Z; Tan F; Shi X · Environmental research · 2024
    Cross-sectional study9,445 participantsDetoxification forSelenium
  15. Selenium-Biofortified Strawberries Improve Glucose Homeostasis and Hepatic Function: A 30-Day Randomized Controlled Trial in Healthy Adults.
    Vasto S; Di Rosa L; Ferrantelli V; Fiore AS; Giordano CP; Cannizzaro A; Sabatino L; Macaluso A; Caldarella R; Caldara GF; Baldassano S · Nutrients · 2026
    Randomized trial35 participantsDetoxification forSelenium
  16. Antidotes for acute cyanide poisoning.
    Borron SW; Baud FJ · Current pharmaceutical biotechnology · 2013
    Narrative reviewDetoxification forVitamin B12
  17. Prospective study of hydroxocobalamin for acute cyanide poisoning in smoke inhalation.
    Borron SW; Baud FJ; Barriot P; Imbert M; Bismuth C · Annals of emergency medicine · 2007
    Case series69 participantsDetoxification forVitamin B12
  18. Comment on "Rapid visual detection of blood cyanide" by C. Männel-Croisé and F. Zelder, Analytical Methods, 2012, 4, 2632.
    Kadjo AF; Dasgupta PK; Boss GR · Analytical methods : advancing methods and applications · 2023
    Editorial / commentaryDetoxification forVitamin B12
  19. [Acute intoxication in adults - what you should know].
    Zilker T · Deutsche medizinische Wochenschrift (1946) · 2014
    Narrative reviewDetoxification forVitamin B12
  20. Investigating vitamin B12 levels in children with obesity: the role of metformin.
    Iwańska A; Goncerz D; Ahmed M; Aoun R; Kozioł-Kozakowska A; Szczudlik E; Stępniewska A; Wójcik M; Starzyk JB · European journal of pediatrics · 2026
    Observational study500 participantsDetoxification forVitamin B12
  21. [Therapy of Wilson disease].
    Smolarek C; Stremmel W · Zeitschrift fur Gastroenterologie · 1999
    Narrative reviewDetoxification forZinc
  22. Efficacy of Zinc Supplement in Minimal hepatic Encephalopathy: A prospective, Randomized Controlled Study (Zinc-MHE Trial).
    Janyajirawong R; Vilaichone RK; Sethasine S · Asian Pacific journal of cancer prevention : APJCP · 2021
    Randomized trial69 participantsDetoxification forZinc
  23. Effect of zinc on liver cirrhosis with hyperammonemia: a preliminary randomized, placebo-controlled double-blind trial.
    Katayama K; Saito M; Kawaguchi T; Endo R; Sawara K; Nishiguchi S; Kato A; Kohgo H; Suzuki K; Sakaida I; Ueno Y; Habu D; Ito T; Moriwaki H; Suzuki K · Nutrition (Burbank, Los Angeles County, Calif.) · 2015
    Randomized trial18 participantsDetoxification forZinc
  24. Effects of low dose zinc supplementation on biochemical markers in non-alcoholic cirrhosis: a randomized clinical trial.
    Somi MH; Rezaeifar P; Ostad Rahimi A; Moshrefi B · Archives of Iranian medicine · 2012
    Randomized trial60 participantsDetoxification forZinc
  25. Correlation of Serum Zinc Levels with Hepatic Encephalopathy Severity in Patients with Decompensated Liver Cirrhosis: A Prospective Observational Study from Egypt.
    Semeya AA; Elgamal R; Othman AAA · Biological trace element research · 2025
    Observational study200 participantsDetoxification forZinc
  26. Magnesium-L-threonate improves sleep quality and daytime functioning in adults with self-reported sleep problems: A randomized controlled trial.
    Hausenblas HA; Lynch T; Hooper S; Shrestha A; Rosendale D; Gu J · Sleep medicine: X · 2025
    Randomized trial80 participantsEnergy forMagnesium
  27. Total magnesium intake and risk of frailty in older women.
    Struijk EA; Fung TT; Bischoff-Ferrari HA; Willett WC; Lopez-Garcia E · Journal of cachexia, sarcopenia and muscle · 2024
    Cohort study81,524 participantsEnergy forMagnesium
  28. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  29. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  30. A new perspective on vitamin B12 deficiency in rheumatology: a case-based review.
    Dułak NA; Rytlewska M; Jaskólska M; Chmielewski M · Rheumatology international · 2024
    Case series3 participantsEnergy forVitamin B12
  31. Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
    Markun S; Gravestock I; Jäger L; Rosemann T; Pichierri G; Burgstaller JM · Nutrients · 2021
    Meta-analysis6,276 participants16 studies pooledEnergy forVitamin B12
  32. Patients' experiences with methylcobalamin injections in amyotrophic lateral sclerosis.
    Zubair AS; Saab L; Scharer K; Khokhar B · Brain circulation · 2024
    Qualitative study5 participantsEnergy forVitamin B12
  33. Cobalamin deficiency: clinical picture and radiological findings.
    Briani C; Dalla Torre C; Citton V; Manara R; Pompanin S; Binotto G; Adami F · Nutrients · 2014
    Narrative reviewEnergy forVitamin B12
  34. Vitamin B12 Deficiency: Common Questions and Answers.
    Patel H; McGuirk R · American family physician · 2025
    Narrative reviewEnergy forVitamin B12
  35. Oral Vitamin B12 versus Placebo for the Prevention of Chemotherapy-Induced Peripheral Neuropathy in Gynecological Cancer Patients: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Insin P; Chaiwongsa T; Prueksaritanond N · Asian Pacific journal of cancer prevention : APJCP · 2026
    Randomized trial40 participantsGeneral Health forVitamin B12
  36. Vitamin B12 Supplementation in Diabetic Neuropathy: A 1-Year, Randomized, Double-Blind, Placebo-Controlled Trial.
    Didangelos T; Karlafti E; Kotzakioulafi E; Margariti E; Giannoulaki P; Batanis G; Tesfaye S; Kantartzis K · Nutrients · 2021
    Randomized trial90 participantsGeneral Health forVitamin B12
  37. A single-center randomized controlled trial of local methylcobalamin injection for subacute herpetic neuralgia.
    Xu G; Lv ZW; Feng Y; Tang WZ; Xu GX · Pain medicine (Malden, Mass.) · 2014
    Randomized trial98 participantsGeneral Health forVitamin B12
  38. Local Injection of Methylcobalamin Combined with Lidocaine for Acute Herpetic Neuralgia.
    Xǔ G; Xu S; Tang WZ; Xú G; Cheng C; Xu J · Pain medicine (Malden, Mass.) · 2017
    Randomized trial204 participantsGeneral Health forVitamin B12
  39. The Effect of Vitamin B12 and Folic Acid Supplementation on Serum Homocysteine, Anemia Status and Quality of Life of Patients with Multiple Sclerosis.
    Nozari E; Ghavamzadeh S; Razazian N · Clinical nutrition research · 2022
    Clinical trial50 participantsGeneral Health forVitamin B12
  40. Dietary vitamin K intake associates with reduced all-cause mortality in non-alcoholic fatty liver disease patients.
    Huang Y; Zhu X; Han L; Hu H · Scientific reports · 2025
    Cohort study7,857 participantsGeneral Health forVitamin K
  41. Vitamin K status, cardiovascular disease, and all-cause mortality: a participant-level meta-analysis of 3 US cohorts.
    Shea MK; Barger K; Booth SL; Matuszek G; Cushman M; Benjamin EJ; Kritchevsky SB; Weiner DE · The American journal of clinical nutrition · 2020
    Meta-analysis3,891 participants3 studies pooledGeneral Health forVitamin K
  42. The Effect of Topical Vitamin K1 on the Treatment of Cetuximab-Induced Skin Rashes in Metastatic Colorectal Cancer Patients.
    Roayaei M; Rezaei M; Najafizade N · Advanced biomedical research · 2024
    Randomized trial49 participantsGeneral Health forVitamin K
  43. Effect of vitamin K on improving post‑kidney transplant outcomes: a meta‑analysis.
    Sun Z; Zhu K; Liang G; Yan F; Chao S; Jia L; Niu Y · Experimental and therapeutic medicine · 2023
    Meta-analysis7 studies pooledGeneral Health forVitamin K
  44. Vitamin K1 intake is associated with lower risk for all-cause and cardiovascular disease mortality in community-dwelling older Australian women.
    Dupuy M; Radavelli-Bagatini S; Zhong L; Dalla Via J; Zhu K; Blekkenhorst LC; Bondonno NP; Linneberg A; Bellinge JW; Schultz C; Courtney W; Prince RL; Hodgson JM; Lewis JR; Sim M · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2024
    Cohort study1,436 participantsGeneral Health forVitamin K
  45. Effectiveness of sodium bicarbonate and zinc chloride mouthwashes in the treatment of oral mucositis and quality of life in patients with cancer under chemotherapy.
    Mohammadi F; Oshvandi K; Kamallan SR; Khazaei S; Ranjbar H; Ahmadi-Motamayel F; Gillespie M; Jenabi E; Vafaei SY · Nursing open · 2022
    Randomized trial144 participantsGeneral Health forZinc
  46. Zinc supplementation in young children with acute diarrhea in India.
    Sazawal S; Black RE; Bhan MK; Bhandari N; Sinha A; Jalla S · The New England journal of medicine · 1995
    Randomized trial937 participantsGeneral Health forZinc
  47. Associations of mortality with ocular disorders and an intervention of high-dose antioxidants and zinc in the Age-Related Eye Disease Study: AREDS Report No. 13.
    Clemons TE; Kurinij N; Sperduto RD; AREDS Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2004
    Randomized trial4,753 participantsGeneral Health forZinc
  48. Effects of zinc and probiotic co-supplementation on inflammation, gastrointestinal symptoms, quality of life, and mood in irritable bowel syndrome patients.
    Rezazadegan M; Soheilipour M; Amani R · Scientific reports · 2026
    Randomized trial84 participantsGeneral Health forZinc
  49. Effect of zinc sulfate supplementation on premenstrual syndrome and health-related quality of life: Clinical randomized controlled trial.
    Siahbazi S; Behboudi-Gandevani S; Moghaddam-Banaem L; Montazeri A · The journal of obstetrics and gynaecology research · 2018
    Randomized trial142 participantsGeneral Health forZinc
  50. The Role of Sesbania grandiflora-Derived Biotin and Bambusa arundinacea-Derived Silica Extracts in Promoting Hair, Skin, and Nail Health: A Randomized, Double-Blind, Placebo-Controlled Clinical Study.
    Patel MN; Maheshvari J; Patel N · Cureus · 2025
    Randomized trial105 participantsHair Health Nail Health forBiotin
  51. Low serum biotinidase activity in children with valproic acid monotherapy.
    Schulpis KH; Karikas GA; Tjamouranis J; Regoutas S; Tsakiris S · Epilepsia · 2001
    Clinical trial125 participantsHair Health forBiotin
  52. Vitamins A, B, C, and D: A Short Review for the Dermatologist.
    Coerdt KM; Goggins CA; Khachemoune A · Alternative therapies in health and medicine · 2021
    Narrative reviewHair Health forBiotin
  53. The Infatuation With Biotin Supplementation: Is There Truth Behind Its Rising Popularity? A Comparative Analysis of Clinical Efficacy versus Social Popularity.
    Soleymani T; Lo Sicco K; Shapiro J · Journal of drugs in dermatology : JDD · 2018
    Narrative reviewHair Health forBiotin
  54. Menkes disease and response to copper histidine: An Indian case series.
    Yoganathan S; Sudhakar SV; Arunachal G; Thomas M; Subramanian A; George R; Danda S · Annals of Indian Academy of Neurology · 2022
    Case series4 participantsHair Health forCopper
  55. Trace element levels in alopecia areata.
    Bhat YJ; Manzoor S; Khan AR; Qayoom S · Indian journal of dermatology, venereology and leprology · 2009
    Case-control study100 participantsHair Health forCopper
  56. UV damage to hair and the effect of antioxidants and metal chelators.
    Millington KR; Marsh JM · International journal of cosmetic science · 2021
    In vitro / ex vivo studyHair Health forCopper
  57. Preserving fibre health: reducing oxidative stress throughout the life of the hair fibre.
    Marsh JM; Davis MG; Lucas RL; Reilman R; Styczynski PB; Li C; Mamak M; McComb DW; Williams RE; Godfrey S; Navqi KR; Chechik V · International journal of cosmetic science · 2016
    In vitro / ex vivo studyHair Health forCopper
  58. The Safety and Efficacy of a Proprietary Bioactive Fatty Acids Extract From Saw Palmetto (Serenoa repens) for Promoting Hair Growth and Reducing Hair Loss in Adults With Self-Perceived Thinning Hair: 90-Day Results.
    Ablon G · Journal of cosmetic dermatology · 2025
    Randomized trial60 participantsHair Health forSaw Palmetto
  59. Effects of dietary supplements on androgenetic alopecia: a systematic review and network meta-analysis.
    Zhou L; Zhu W; Chen Y · Frontiers in nutrition · 2026
    Meta-analysis1,658 participants19 studies pooledHair Health forSaw Palmetto
  60. The Safety and Efficacy of a Novel Saw Palmetto (Serenoa repens) Extract for Promoting Hair Growth in Adults With Self-Perceived Thinning Hair: 180-Day Results.
    Ablon G · Journal of cosmetic dermatology · 2026
    Randomized trial60 participantsHair Health forSaw Palmetto
  61. Beyond Minoxidil: Off-Label Therapies for Male Androgenetic Alopecia-A Systematic Review with Network Meta-Analyses.
    Gupta AK; Compton SAH; Liddy A; Talukder M; Wang T; Bamimore MA · Medicina (Kaunas, Lithuania) · 2026
    Meta-analysis50 participants23 studies pooledHair Health forSaw Palmetto
  62. Comparitive effectiveness of finasteride vs Serenoa repens in male androgenetic alopecia: a two-year study.
    Rossi A; Mari E; Scarno M; Garelli V; Maxia C; Scali E; Iorio A; Carlesimo M · International journal of immunopathology and pharmacology · 2013
    Non-randomized trial100 participantsHair Health forSaw Palmetto
  63. Beyond Efficacy: 0.6% Selenium Disulfide Shampoo Matches 2% Ketoconazole for Seborrheic Dermatitis with Superior Cosmesis.
    Farris PK; Barbosa V; Houshman EB; Kovylkina N · Journal of drugs in dermatology : JDD · 2026
    Randomized trial87 participantsHair Health forSelenium
  64. Selenium Disulfide-based shampoo applied for 4 weeks significantly improves dandruff and seborrheic dermatitis.
    Turcu G; Artenie C; Nowicka D; Arenbergerová M; Lazaridou E; Khobzei K; Ataseven A; Part M; Leclerc-Mercier S · European journal of dermatology : EJD · 2023
    Observational study1,407 participantsHair Health forSelenium
  65. A Comparative Randomized Clinical Study Assessing the Efficacy of a 1% Selenium Disulfide-Based Shampoo versus 2% Ketoconazole Shampoo in Subjects with Moderate to Severe Scalp Seborrheic Dermatitis.
    Barbosa V; Melo DF; Vañó-Galván S; Lutchmanen-Kolanthan V; Sant'Anna B; Leclerc-Mercier S; Reygagne P · Skin appendage disorders · 2025
    Randomized trial64 participantsHair Health forSelenium
  66. Changes of serum trace elements level in patients with alopecia areata: A meta-analysis.
    Jin W; Zheng H; Shan B; Wu Y · The Journal of dermatology · 2018
    Meta-analysis764 participantsHair Health forSelenium
  67. Scientific opinion on the tolerable upper intake level for selenium.
    EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA); Turck D; Bohn T; Castenmiller J; de Henauw S; Hirsch-Ernst KI; Knutsen HK; Maciuk A; Mangelsdorf I; McArdle HJ; Peláez C; Pentieva K; Siani A; Thies F; Tsabouri S; Vinceti M; Aggett P; Crous Bou M; Cubadda F; Ciccolallo L; de Sesmaisons Lecarré A; Fabiani L; Titz A; Naska A · EFSA journal. European Food Safety Authority · 2023
    Systematic reviewHair Health forSelenium
  68. Quantitative Analysis of Selected Circulating Hematological Biomarkers, Essential Minerals, Vitamins, and Thyroid Hormones in Females Affected by Hair Loss.
    Al-Fawaeir S; Al-Odat I · Diseases (Basel, Switzerland) · 2025
    Case-control study200 participantsHair Health forVitamin B12
  69. Factors Associated with Premature Hair Graying in a Young Indian Population.
    Chakrabarty S; Krishnappa PG; Gowda DG; Hiremath J · International journal of trichology · 2016
    Case-control study74 participantsHair Health forVitamin B12
  70. Risk Factors for Pediatric Alopecia Areata: Clinical and Biochemical Findings from a Case - Control Study.
    İritaş SY · Dermatology practical & conceptual · 2026
    Case-control study600 participantsHair Health forVitamin B12
  71. Hair Loss After Laparoscopic Sleeve Gastrectomy.
    Katsogridaki G; Tzovaras G; Sioka E; Perivoliotis K; Zachari E; Magouliotis D; Tasiopoulou V; Chatedaki C; Zacharoulis D · Obesity surgery · 2019
    Cohort study50 participantsHair Health forVitamin B12
  72. Demographic Characteristics and Association of Serum Vitamin B12, Ferritin and Thyroid Function with Premature Canities in Indian Patients from an Urban Skin Clinic of North India: A Retrospective Analysis of 71 Cases.
    Sonthalia S; Priya A; Tobin DJ · Indian journal of dermatology · 2022
    Cross-sectional study71 participantsHair Health forVitamin B12
  73. Increased prevalence of vitamin D deficiency in patients with alopecia areata: a systematic review and meta-analysis.
    Lee S; Kim BJ; Lee CH; Lee WS · Journal of the European Academy of Dermatology and Venereology : JEADV · 2018
    Meta-analysis2,039 participants14 studies pooledHair Health forVitamin D
  74. Intralesional vitamin D3 in treatment of alopecia areata: A randomized controlled clinical trial.
    Rashad AF; Elgamal E; Fouda I · Journal of cosmetic dermatology · 2022
    Randomized trial60 participantsHair Health forVitamin D
  75. Vitamin D and its Analogs in Treatment of Mild to Moderate Alopecia Areata: Systematic Review and Meta-Analysis.
    Alsaati AA; Kaliyadan F; Alsaadoun D; Alzakry LM; Alzabadin RA; Hakami TH; Rubaian NFB · Indian dermatology online journal · 2025
    Meta-analysisHair Health forVitamin D
  76. Topical calcipotriol vs narrowband ultraviolet B in treatment of alopecia areata: a randomized-controlled trial.
    El Taieb MA; Hegazy EM; Ibrahim HM; Osman AB; Abualhamd M · Archives of dermatological research · 2020
    Randomized trial60 participantsHair Health forVitamin D
  77. Serum 25 hydroxyvitamin D in non-scarring alopecia: A systematic review and meta-analysis.
    Chen Y; Dong X; Wang Y; Li Y; Xiong L; Li L · Journal of cosmetic dermatology · 2024
    Meta-analysis10,670 participants23 studies pooledHair Health forVitamin D
  78. The effects of minoxidil, 1% pyrithione zinc and a combination of both on hair density: a randomized controlled trial.
    Berger RS; Fu JL; Smiles KA; Turner CB; Schnell BM; Werchowski KM; Lammers KM · The British journal of dermatology · 2003
    Randomized trial200 participantsHair Health forZinc
  79. Incubatory environment of the scalp impacts pre-emergent hair to affect post-emergent hair cuticle integrity.
    Schwartz JR; Henry JP; Kerr KM; Flagler MJ; Page SH; Redman-Furey N · Journal of cosmetic dermatology · 2018
    Randomized trialHair Health forZinc
  80. A comparison of hair quality and cosmetic acceptance following the use of two anti-dandruff shampoos.
    Draelos ZD; Kenneally DC; Hodges LT; Billhimer W; Copas M; Margraf C · The journal of investigative dermatology. Symposium proceedings · 2006
    Randomized trial40 participantsHair Health forZinc
  81. BMI and levels of zinc, copper in hair, serum and urine of Turkish male patients with androgenetic alopecia.
    Ozturk P; Kurutas E; Ataseven A; Dokur N; Gumusalan Y; Gorur A; Tamer L; Inaloz S · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2015
    Case-control study216 participantsHair Health forZinc
  82. Analysis of serum zinc and copper concentrations in hair loss.
    Kil MS; Kim CW; Kim SS · Annals of dermatology · 2013
    Case-control study342 participantsHair Health forZinc
  83. Effect of selenium on immune response against hepatitis B vaccine with accelerated method in insulin-dependent diabetes mellitus patients.
    Janbakhsh A; Mansouri F; Vaziri S; Sayad B; Afsharian M; Rahimi M; Shahebrahimi K; Salari F · Caspian journal of internal medicine · 2013
    Randomized trial62 participantsImmunity forSelenium
  84. Chemoprevention trial of human hepatitis with selenium supplementation in China.
    Yu SY; Li WG; Zhu YJ; Yu WP; Hou C · Biological trace element research · 1990
    Non-randomized trial20,847 participantsImmunity forSelenium
  85. Selenium nanoparticles as adjunctive therapy in sepsis: A pilot randomized clinical trial.
    Gu WJ; Huang W; Zhao FZ; Yuan XK; Jin K; Chen JL; Zhang CY; Huang Y; He L; Zhuang H; Yin HY; Chen T · Drug resistance updates : reviews and commentaries in antimicrobial and anticancer chemotherapy · 2026
    Randomized trial70 participantsImmunity forSelenium
  86. Selenium supplementation in patients with autoimmune thyroiditis decreases thyroid peroxidase antibodies concentrations.
    Gärtner R; Gasnier BC; Dietrich JW; Krebs B; Angstwurm MW · The Journal of clinical endocrinology and metabolism · 2002
    Randomized trial70 participantsImmunity forSelenium
  87. Depressed immune response to tetanus in children with vitamin A deficiency.
    Semba RD; Muhilal; Scott AL; Natadisastra G; Wirasasmita S; Mele L; Ridwan E; West KP; Sommer A · The Journal of nutrition · 1992
    Randomized trial236 participantsImmunity forVitamin A
  88. Impact of a single megadose of vitamin A at delivery on breastmilk of mothers and morbidity of their infants.
    Roy SK; Islam A; Molla A; Akramuzzaman SM; Jahan F; Fuchs G · European journal of clinical nutrition · 1997
    Randomized trial50 participantsImmunity forVitamin A
  89. Vitamin A supplementation reduces measles morbidity in young African children: a randomized, placebo-controlled, double-blind trial.
    Coutsoudis A; Broughton M; Coovadia HM · The American journal of clinical nutrition · 1991
    Randomized trial60 participantsImmunity forVitamin A
  90. Vitamin A supplementation enhances specific IgG antibody levels and total lymphocyte numbers while improving morbidity in measles.
    Coutsoudis A; Kiepiela P; Coovadia HM; Broughton M · The Pediatric infectious disease journal · 1992
    Randomized trial60 participantsImmunity forVitamin A
  91. Vitamin A supplementation reduces the monocyte chemoattractant protein-1 intestinal immune response of Mexican children.
    Long KZ; Santos JI; Estrada Garcia T; Haas M; Firestone M; Bhagwat J; Dupont HL; Hertzmark E; Rosado JL; Nanthakumar NN · The Journal of nutrition · 2006
    Randomized trial127 participantsImmunity forVitamin A
  92. Vitamin C and contribution to the normal function of the immune system: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusImmunity forVitamin C
  93. Therapeutic effects of high-dose vitamin C supplementation in patients with COVID-19: a meta-analysis.
    Sun L; Zhao JH; Fan WY; Feng B; Liu WW; Chen RQ; Ban C; Dang AG; Wang M; Luo KT; Zhou GY; Yu FF; Ba Y · Nutrition reviews · 2024
    Meta-analysis2,334 participants14 studies pooledImmunity forVitamin C
  94. Effect of micronutrient supplements on influenza and other respiratory tract infections among adults: a systematic review and meta-analysis.
    Abioye AI; Bromage S; Fawzi W · BMJ global health · 2021
    Meta-analysisImmunity forVitamin C
  95. New evidence for antioxidant properties of vitamin C.
    Vojdani A; Bazargan M; Vojdani E; Wright J · Cancer detection and prevention · 2001
    Randomized trial20 participantsImmunity forVitamin C
  96. Enhanced Vitamin C Delivery: A Systematic Literature Review Assessing the Efficacy and Safety of Alternative Supplement Forms in Healthy Adults.
    Calder PC; Kreider RB; McKay DL · Nutrients · 2025
    Systematic review13 studies pooledImmunity forVitamin C
  97. Vitamin D supplementation to prevent acute respiratory infections: individual participant data meta-analysis.
    Martineau AR; Jolliffe DA; Greenberg L; Aloia JF; Bergman P; Dubnov-Raz G; Esposito S; Ganmaa D; Ginde AA; Goodall EC; Grant CC; Janssens W; Jensen ME; Kerley CP; Laaksi I; Manaseki-Holland S; Mauger D; Murdoch DR; Neale R; Rees JR; Simpson S; Stelmach I; Trilok Kumar G; Urashima M; Camargo CA; Griffiths CJ; Hooper RL · Health technology assessment (Winchester, England) · 2020
    Meta-analysis11,321 participants25 studies pooledImmunity forVitamin D
  98. Association Between Vitamin D and Influenza: Meta-Analysis and Systematic Review of Randomized Controlled Trials.
    Zhu Z; Zhu X; Gu L; Zhan Y; Chen L; Li X · Frontiers in nutrition · 2022
    Meta-analysis4,859 participants10 studies pooledImmunity forVitamin D
  99. Vitamin D3 and deconvoluting a rash.
    Ernst MK; Evans ST; Techner JM; Rothbaum RM; Christensen LF; Onay UV; Biyashev D; Demczuk MM; Nguyen CV; Honda KS; McCormick TS; Tsoi LC; Gudjonsson JE; Cooper KD; Lu KQ · JCI insight · 2023
    Randomized trial28 participantsImmunity forVitamin D
  100. Effect of vitamin D3 supplementation on cellular immunity and inflammatory markers in COVID-19 patients admitted to the ICU.
    Bychinin MV; Klypa TV; Mandel IA; Yusubalieva GM; Baklaushev VP; Kolyshkina NA; Troitsky AV · Scientific reports · 2022
    Randomized trial110 participantsImmunity forVitamin D
  101. Current opinion on the role of vitamin D supplementation in respiratory infections and asthma/COPD exacerbations: A need to establish publication guidelines for overcoming the unpublished data.
    Anitua E; Tierno R; Alkhraisat MH · Clinical nutrition (Edinburgh, Scotland) · 2022
    Meta-analysis50,554 participants65 studies pooledImmunity forVitamin D
  102. Zinc supplementation reduces the incidence of acute lower respiratory infections in infants and preschool children: a double-blind, controlled trial.
    Sazawal S; Black RE; Jalla S; Mazumdar S; Sinha A; Bhan MK · Pediatrics · 1998
    Randomized trial609 participantsImmunity forZinc
  103. A randomized controlled trial of zinc supplementation in the treatment of acute respiratory tract infection in Thai children.
    Rerksuppaphol S; Rerksuppaphol L · Pediatric reports · 2020
    Randomized trial64 participantsImmunity forZinc
  104. The effect of zinc and vitamin A supplementation on immune response in an older population.
    Fortes C; Forastiere F; Agabiti N; Fano V; Pacifici R; Virgili F; Piras G; Guidi L; Bartoloni C; Tricerri A; Zuccaro P; Ebrahim S; Perucci CA · Journal of the American Geriatrics Society · 1998
    Randomized trial136 participantsImmunity forZinc
  105. The role of specific nutrients in preventing immune system and blood cell disorders: an umbrella review.
    Vecchietti A; Strano P; Minutolo G; Grieco V; Cappuccio G; Granvillano G; Confalonieri L; Briganti GL; Raso E; Chimienti M; Pellegrini M; Mercogliano M; Spatari G; Lugli C; Urbano T; Lorenzon A · Journal of preventive medicine and hygiene · 2026
    Systematic review13 studies pooledImmunity forZinc
  106. Elevated intakes of supplemental chromium improve glucose and insulin variables in individuals with type 2 diabetes.
    Anderson RA; Cheng N; Bryden NA; Polansky MM; Cheng N; Chi J; Feng J · Diabetes · 1997
    Randomized trial180 participantsMetabolism Boost forChromium
  107. Chromium Supplementation and the Effects on Metabolic Status in Women with Polycystic Ovary Syndrome: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Jamilian M; Asemi Z · Annals of nutrition & metabolism · 2016
    Randomized trial64 participantsMetabolism Boost forChromium
  108. A Comprehensive insight into the effect of chromium supplementation on oxidative stress indices in diabetes mellitus: A systematic review.
    Kooshki F; Tutunchi H; Vajdi M; Karimi A; Niazkar HR; Shoorei H; Pourghassem Gargari B · Clinical and experimental pharmacology & physiology · 2024
    Systematic review33 studies pooledMetabolism Boost forChromium
  109. Comparison of nutritional supplements in improving glycolipid metabolism and endocrine function in polycystic ovary syndrome: a systematic review and network meta-analysis.
    Hu X; Wang W; Su X; Peng H; Tan Z; Li Y; Huang Y · PeerJ · 2023
    Meta-analysis2,362 participants41 studies pooledMetabolism Boost forChromium Metabolism Boost forSelenium
  110. [Chromium supplementation in patients with type 2 diabetes and high risk of type 2 diabetes: a meta-analysis of randomized controlled trials].
    San Mauro-Martin I; Ruiz-León AM; Camina-Martín MA; Garicano-Vilar E; Collado-Yurrita L; Mateo-Silleras Bd; Redondo Del Río Mde P · Nutricion hospitalaria · 2017
    Meta-analysis13 studies pooledMetabolism Boost forChromium
  111. Effects of selenium supplementation on glucose homeostasis, inflammation, and oxidative stress in gestational diabetes: Randomized, double-blind, placebo-controlled trial.
    Asemi Z; Jamilian M; Mesdaghinia E; Esmaillzadeh A · Nutrition (Burbank, Los Angeles County, Calif.) · 2016
    Randomized trial70 participantsMetabolism Boost forSelenium
  112. Metabolic response to selenium supplementation in women with polycystic ovary syndrome: a randomized, double-blind, placebo-controlled trial.
    Jamilian M; Razavi M; Fakhrie Kashan Z; Ghandi Y; Bagherian T; Asemi Z · Clinical endocrinology · 2016
    Randomized trial70 participantsMetabolism Boost forSelenium
  113. The Effects of Selenium Supplementation on Gene Expression Related to Insulin and Lipid Metabolism, and Pregnancy Outcomes in Patients with Gestational Diabetes Mellitus: a Randomized, Double-Blind, Placebo-Controlled Trial.
    Karamali M; Dastyar F; Badakhsh MH; Aghadavood E; Amirani E; Asemi Z · Biological trace element research · 2021
    Randomized trial36 participantsMetabolism Boost forSelenium
  114. Glycemic and lipid responses to selenium-enriched vs. zeaxanthin-enriched eggs in patients with type 2 diabetes: a 12-week randomized controlled trial.
    Niu X; Zhang Y; Liu Y; Zhu Y; Fang B; Hu C; Xu X; Wang R; Sang Y; Zhang Q; Guo J · Frontiers in nutrition · 2026
    Randomized trial58 participantsMetabolism Boost forSelenium
  115. Biotin for the treatment of nail disease: what is the evidence?
    Lipner SR; Scher RK · The Journal of dermatological treatment · 2018
    Narrative reviewNail Health forBiotin
  116. Treatment of brittle fingernails and onychoschizia with biotin: scanning electron microscopy.
    Colombo VE; Gerber F; Bronhofer M; Floersheim GL · Journal of the American Academy of Dermatology · 1991
    Other32 participantsNail Health forBiotin
  117. Treatment of brittle nail with a hydroxypropyl chitosan-based lacquer, alone or in combination with oral biotin: A randomized, assessor-blinded trial.
    Chiavetta A; Mazzurco S; Secolo MP; Tomarchio G; Milani M · Dermatologic therapy · 2020
    Randomized trial50 participantsNail Health forBiotin
  118. Vitamins and minerals: their role in nail health and disease.
    Scheinfeld N; Dahdah MJ; Scher R · Journal of drugs in dermatology : JDD · 2007
    Narrative reviewNail Health forBiotin Nail Health forZinc
  119. Acute selenium toxicity associated with a dietary supplement.
    MacFarquhar JK; Broussard DL; Melstrom P; Hutchinson R; Wolkin A; Martin C; Burk RF; Dunn JR; Green AL; Hammond R; Schaffner W; Jones TF · Archives of internal medicine · 2010
    Observational study201 participantsNail Health forSelenium
  120. Vitamin C Deficiency in Inflammatory Bowel Disease: The Forgotten Micronutrient.
    Dunleavy KA; Ungaro RC; Manning L; Gold S; Novak J; Colombel JF · Crohn's & colitis 360 · 2023
    Other20 participantsNail Health forVitamin C
  121. Noninferiority of Copper Dressings Than Negative Pressure Wound Therapy in Healing Diabetic Wounds: A Randomized Clinical Trial.
    Melamed E; Dabbah J; Israel T; Kan I; Pinzur MS; Roth T; Borkow G · Advances in wound care · 2026
    Randomized trialSkin Health forCopper
  122. Improvement of facial skin characteristics using copper oxide containing pillowcases: a double-blind, placebo-controlled, parallel, randomized study.
    Borkow G; Gabbay J; Lyakhovitsky A; Huszar M · International journal of cosmetic science · 2010
    Randomized trial57 participantsSkin Health forCopper
  123. Radially Electrospun Fibrous Membrane Incorporated with Copper Peroxide Nanodots Capable of Self-Catalyzed Chemodynamic Therapy for Angiogenesis and Healing Acceleration of Diabetic Wounds.
    Huang Y; Qi L; Liu Z; Jiang Y; Wang J; Liu L; Li Y; Zhang L; Feng G · ACS applied materials & interfaces · 2023
    Animal experimentSkin Health forCopper
  124. Engineering copper nanoparticle/polysaccharide-immobilized cotton gauze for accelerated healing of Staphylococcus aureus-infected dermal wounds.
    Sahoo M; Banerjee T; Virkar S; Das S; Biswas S; Mitra D · Journal of materials chemistry. B · 2026
    Animal experimentSkin Health forCopper
  125. Stimulation of Healing of Non-Infected Stagnated Diabetic Wounds by Copper Oxide-Impregnated Wound Dressings.
    Melamed E; Rovitsky A; Roth T; Assa L; Borkow G · Medicina (Kaunas, Lithuania) · 2021
    Single-arm trialSkin Health forCopper
  126. Systemic and skin-targeting beneficial effects of lycopene-enriched ice cream: A pilot study.
    Chernyshova MP; Pristenskiy DV; Lozbiakova MV; Chalyk NE; Bandaletova TY; Petyaev IM · Journal of dairy science · 2019
    Randomized trialSkin Health forLycopene
  127. Topical lycopene emulgel significantly improves biophysical parameters of human skin.
    Sohail M; Muhammad Faran Ashraf Baig M; Akhtar N; Chen Y; Xie B; Li B · European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V · 2022
    Clinical trialSkin Health forLycopene
  128. Supplementation with tomato-based products increases lycopene, phytofluene, and phytoene levels in human serum and protects against UV-light-induced erythema.
    Aust O; Stahl W; Sies H; Tronnier H; Heinrich U · International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition · 2005
    Randomized trialSkin Health forLycopene
  129. Association of Vitamin A Intake With Cutaneous Squamous Cell Carcinoma Risk in the United States.
    Kim J; Park MK; Li WQ; Qureshi AA; Cho E · JAMA dermatology · 2024
    Cohort study123,570 participantsSkin Health forLycopene
  130. β-Carotene and other carotenoids in protection from sunlight.
    Stahl W; Sies H · The American journal of clinical nutrition · 2013
    Narrative reviewSkin Health forLycopene
  131. The effect of niacinamide on reducing cutaneous pigmentation and suppression of melanosome transfer.
    Hakozaki T; Minwalla L; Zhuang J; Chhoa M; Matsubara A; Miyamoto K; Greatens A; Hillebrand GG; Bissett DL; Boissy RE · The British journal of dermatology · 2002
    Randomized trial138 participantsSkin Health forNiacin
  132. Niacinamide: A B vitamin that improves aging facial skin appearance.
    Bissett DL; Oblong JE; Berge CA · Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] · 2005
    Randomized trial50 participantsSkin Health forNiacin
  133. The clinical anti-aging effects of topical kinetin and niacinamide in Asians: a randomized, double-blind, placebo-controlled, split-face comparative trial.
    Chiu PC; Chan CC; Lin HM; Chiu HC · Journal of cosmetic dermatology · 2008
    Randomized trial52 participantsSkin Health forNiacin
  134. A Phase 3 Randomized Trial of Nicotinamide for Skin-Cancer Chemoprevention.
    Chen AC; Martin AJ; Choy B; Fernández-Peñas P; Dalziell RA; McKenzie CA; Scolyer RA; Dhillon HM; Vardy JL; Kricker A; St George G; Chinniah N; Halliday GM; Damian DL · The New England journal of medicine · 2015
    Randomized trial386 participantsSkin Health forNiacin
  135. Nicotinamide for Skin Cancer Chemoprevention.
    Breglio KF; Knox KM; Hwang J; Weiss R; Maas K; Zhang S; Yao L; Madden C; Xu Y; Hartman RI; Wheless L · JAMA dermatology · 2025
    Cohort study33,822 participantsSkin Health forNiacin
  136. Efficacy and safety of Resveratrol combined with Ablative Fractional CO2 laser system in the treatment of skin photoaging.
    Du YM; Zeng J; Li M; Wang YB; Wu Y; Qi RQ; Gao XH; Chen HD · Journal of cosmetic dermatology · 2021
    Non-randomized trial32 participantsSkin Health forResveratrol
  137. Exploring resveratrol-enriched collagen dressings for diabetic foot ulcers: A retrospective study of wound healing outcomes.
    Sezikli İ; Kendirci M · Journal of tissue viability · 2025
    Cohort study41 participantsSkin Health forResveratrol
  138. Enhanced antioxidant effect of trans-resveratrol: potential of binary systems with polyethylene glycol and cyclodextrin.
    Moyano-Mendez JR; Fabbrocini G; De Stefano D; Mazzella C; Mayol L; Scognamiglio I; Carnuccio R; Ayala F; La Rotonda MI; De Rosa G · Drug development and industrial pharmacy · 2016
    Clinical trialSkin Health forResveratrol
  139. Trans-resveratrol reduces visible signs of skin ageing in healthy adult females over 40: an 8-week randomized placebo-controlled trial.
    Rao A; Briskey D; Roche G; Tremblay A; Da Silva Pinto M; Tompkins TA · Frontiers in aging · 2026
    Randomized trial134 participantsSkin Health forResveratrol
  140. Resveratrol-Loaded Lipid Nanocarriers: Correlation between In Vitro Occlusion Factor and In Vivo Skin Hydrating Effect.
    Montenegro L; Parenti C; Turnaturi R; Pasquinucci L · Pharmaceutics · 2020
    Clinical trial12 participantsSkin Health forResveratrol
  141. Comparative clinical trial of bifonazole solution versus selenium sulphide shampoo in the treatment of pityriasis versicolor.
    Chu AC · Dermatologica · 1985
    Randomized trial38 participantsSkin Health forSelenium
  142. Selenium supplementation and secondary prevention of nonmelanoma skin cancer in a randomized trial.
    Duffield-Lillico AJ; Slate EH; Reid ME; Turnbull BW; Wilkins PA; Combs GF; Park HK; Gross EG; Graham GF; Stratton MS; Marshall JR; Clark LC; Nutritional Prevention of Cancer Study Group · Journal of the National Cancer Institute · 2003
    Randomized trial1,312 participantsSkin Health forSelenium
  143. Evidence-Based Nutritional Interventions in Wound Care.
    Saeg F; Orazi R; Bowers GM; Janis JE · Plastic and reconstructive surgery · 2021
    Systematic review2,339 participants36 studies pooledSkin Health forSelenium Skin Health forVitamin E Skin Health forZinc
  144. A randomized, double-blind placebo-controlled trial evaluating the effects of vitamin E and selenium on arsenic-induced skin lesions in Bangladesh.
    Verret WJ; Chen Y; Ahmed A; Islam T; Parvez F; Kibriya MG; Graziano JH; Ahsan H · Journal of occupational and environmental medicine · 2006
    Randomized trial121 participantsSkin Health forSelenium
  145. The Whitening, Moisturizing, Anti-aging Activities, and Skincare Evaluation of Selenium-Enriched Mung Bean Fermentation Broth.
    Wei K; Guo C; Zhu J; Wei Y; Wu M; Huang X; Zhang M; Li J; Wang X; Wang Y; Wei X · Frontiers in nutrition · 2022
    Clinical trial31 participantsSkin Health forSelenium
  146. Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
    Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
    Randomized trial23 participantsSkin Health forVitamin C
  147. Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
    Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
    Randomized trial149 participantsSkin Health forVitamin C
  148. Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
    Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
    Randomized trial25 participantsSkin Health forVitamin C
  149. Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
    Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
    Randomized trial16 participantsSkin Health forVitamin C
  150. Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
    Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
    Cross-sectional study4,025 participantsSkin Health forVitamin C
  151. Randomized controlled trial using vitamins E and D supplementation in atopic dermatitis.
    Javanbakht MH; Keshavarz SA; Djalali M; Siassi F; Eshraghian MR; Firooz A; Seirafi H; Ehsani AH; Chamari M; Mirshafiey A · The Journal of dermatological treatment · 2011
    Randomized trial45 participantsSkin Health forVitamin E
  152. Serum vitamin E levels and chronic inflammatory skin diseases: A systematic review and meta-analysis.
    Liu X; Yang G; Luo M; Lan Q; Shi X; Deng H; Wang N; Xu X; Zhang C · PloS one · 2022
    Meta-analysis20 studies pooledSkin Health forVitamin E
  153. Effects of tocotrienol on aging skin: A systematic review.
    Ghazali NI; Mohd Rais RZ; Makpol S; Chin KY; Yap WN; Goon JA · Frontiers in pharmacology · 2022
    Systematic reviewSkin Health forVitamin E
  154. Carotenoids and carotenoids plus vitamin E protect against ultraviolet light-induced erythema in humans.
    Stahl W; Heinrich U; Jungmann H; Sies H; Tronnier H · The American journal of clinical nutrition · 2000
    Randomized trialSkin Health forVitamin E
  155. Sex-related differences in response to zinc pyrithione shampoo vs. non-anti-dandruff shampoo.
    Collins LZ; Baines FL; Matheson JR; Turner GA; Diao Y; Li Y; Pi Y · International journal of cosmetic science · 2019
    Meta-analysis2,088 participants20 studies pooledSkin Health forZinc
  156. Maintenance of an Acidic Skin Surface with a Novel Zinc Lactobionate Emollient Preparation Improves Skin Barrier Function in Patients with Atopic Dermatitis.
    Andrew PV; Pinnock A; Poyner A; Brown K; Chittock J; Kay LJ; Cork MJ; Danby SG · Dermatology and therapy · 2024
    Cohort study23 participantsSkin Health forZinc
  157. Spatial expression of metallothionein, matrix metalloproteinase-1 and Ki-67 in human epidermal wounds treated with zinc and determined by quantitative immunohistochemistry: A randomised double-blind trial.
    Ågren MS; Chafranska L; Eriksen JO; Forman JL; Bjerrum MJ; Schjerling P; Larsen HF; Cottarelli E; Jorgensen LN; Gjerdrum LMR · European journal of cell biology · 2021
    Randomized trial30 participantsSkin Health forZinc
  158. A pilot trial using topical regular crystalline insulin vs. aqueous zinc solution for uncomplicated cutaneous wound healing: Impact on quality of life.
    Attia EA; Belal DM; El Samahy MH; El Hamamsy MH · Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society · 2014
    Randomized trial90 participantsSkin Health forZinc
  159. Magnesium and anabolic hormones in older men.
    Maggio M; Ceda GP; Lauretani F; Cattabiani C; Avantaggiato E; Morganti S; Ablondi F; Bandinelli S; Dominguez LJ; Barbagallo M; Paolisso G; Semba RD; Ferrucci L · International journal of andrology · 2012
    Cohort study399 participantsTestosterone Support forMagnesium
  160. Analysis of the relationship between the blood concentration of several metals, macro- and micronutrients and endocrine disorders associated with male aging.
    Rotter I; Kosik-Bogacka DI; Dołęgowska B; Safranow K; Kuczyńska M; Laszczyńska M · Environmental geochemistry and health · 2017
    Cross-sectional study313 participantsTestosterone Support forMagnesium
  161. Effect of magnesium supplementation in improving hyperandrogenism, hirsutism, and sleep quality in women with polycystic ovary syndrome: A randomized, placebo-controlled clinical trial.
    Gholizadeh-Moghaddam M; Ghasemi-Tehrani H; Askari G; Jaripur M; Clark CCT; Rouhani MH · Health science reports · 2024
    Randomized trial64 participantsTestosterone Support forMagnesium
  162. The effects of trace element supplementation on glycolipid metabolism in PCOS: a systematic review and meta-analysis.
    Yang L; Gao Y; Zhao W; Qi Y; Duo X; Wang H · Frontiers in nutrition · 2025
    Meta-analysis1,600 participants25 studies pooledTestosterone Support forMagnesium
  163. Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion.
    Cinar V; Polat Y; Baltaci AK; Mogulkoc R · Biological trace element research · 2011
    Non-randomized trial20 participantsTestosterone Support forMagnesium
  164. Efficacy of selenium and/or N-acetyl-cysteine for improving semen parameters in infertile men: a double-blind, placebo controlled, randomized study.
    Safarinejad MR; Safarinejad S · The Journal of urology · 2009
    Randomized trial468 participantsTestosterone Support forSelenium
  165. The association between metal exposure and semen quality in Chinese males: The mediating effect of androgens.
    Liu P; Yuan G; Zhou Q; Liu Y; He X; Zhang H; Guo Y; Wen Y; Huang S; Ke Y; Chen J · Environmental pollution (Barking, Essex : 1987) · 2020
    Cross-sectional study1,136 participantsTestosterone Support forSelenium
  166. In utero and peripubertal metals exposure in relation to reproductive hormones and sexual maturation and progression among girls in Mexico City.
    Ashrap P; Sánchez BN; Téllez-Rojo MM; Basu N; Tamayo-Ortiz M; Peterson KE; Meeker JD; Watkins DJ · Environmental research · 2019
    Observational study132 participantsTestosterone Support forSelenium
  167. Relationship between serum levels of testosterone, zinc and selenium in infertile males attending fertility clinic in Nnewi, south east Nigeria.
    Oluboyo AO; Adijeh RU; Onyenekwe CC; Oluboyo BO; Mbaeri TC; Odiegwu CN; Chukwuma GO; Onwuasoanya UF · African journal of medicine and medical sciences · 2013
    Observational studyTestosterone Support forSelenium
  168. EVALUATION OF MALE SEX HORMONES AND TRACE ELEMENTS IN MALE TYPE 2 DIABETIC PATIENTS ATTENDING NNAMDI AZIKIWE UNIVERSITY TEACHING HOSPITAL DIABETIC CLINICS.
    Ubajaka CF; Meludu SC; Dioka CE; Onah CE; Osuji CU; Modebe IA; Ifeadike GC; Okwara JE; Amah UK; Nnebue CC · Nigerian journal of medicine : journal of the National Association of Resident Doctors of Nigeria · 2015
    Cross-sectional studyTestosterone Support forSelenium
  169. Effect of Two Different Doses of Vitamin D Supplementation on Metabolic Profiles of Insulin-Resistant Patients with Polycystic Ovary Syndrome.
    Jamilian M; Foroozanfard F; Rahmani E; Talebi M; Bahmani F; Asemi Z · Nutrients · 2018
    Randomized trial90 participantsTestosterone Support forVitamin D
  170. Androgens and hirsutism score of overweight women with polycystic ovary syndrome improved after vitamin D treatment: A randomized placebo controlled clinical trial.
    Al-Bayyari N; Al-Domi H; Zayed F; Hailat R; Eaton A · Clinical nutrition (Edinburgh, Scotland) · 2021
    Randomized trial60 participantsTestosterone Support forVitamin D
  171. Association between plasma 25-OH vitamin D and testosterone levels in men.
    Nimptsch K; Platz EA; Willett WC; Giovannucci E · Clinical endocrinology · 2012
    Case-control study1,362 participantsTestosterone Support forVitamin D
  172. Causal Link Between Vitamin D and Total Testosterone in Men: A Mendelian Randomization Analysis.
    Chen C; Zhai H; Cheng J; Weng P; Chen Y; Li Q; Wang C; Xia F; Wang N; Lu Y · The Journal of clinical endocrinology and metabolism · 2020
    Other4,254 participantsTestosterone Support forVitamin D
  173. Associations of vitamin D status and vitamin D-related polymorphisms with sex hormones in older men.
    Rafiq R; van Schoor NM; Sohl E; Zillikens MC; Oosterwerff MM; Schaap L; Lips P; de Jongh RT · The Journal of steroid biochemistry and molecular biology · 2017
    Cohort study643 participantsTestosterone Support forVitamin D
  174. Environmental exposure to metals and male reproductive hormones: circulating testosterone is inversely associated with blood molybdenum.
    Meeker JD; Rossano MG; Protas B; Padmanahban V; Diamond MP; Puscheck E; Daly D; Paneth N; Wirth JJ · Fertility and sterility · 2010
    Cross-sectional study219 participantsTestosterone Support forZinc
  175. Nonpharmacological Interventions for the Management of Testosterone and Sperm Parameters: A Scoping Review.
    Santos HO; Cadegiani FA; Forbes SC · Clinical therapeutics · 2022
    Scoping reviewTestosterone Support forZinc
  176. Zinc is an Essential Element for Male Fertility: A Review of Zn Roles in Men's Health, Germination, Sperm Quality, and Fertilization.
    Fallah A; Mohammad-Hasani A; Colagar AH · Journal of reproduction & infertility · 2020
    Narrative reviewTestosterone Support forZinc
  177. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  178. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc