Product Image

Ultra GHT Male Maximum Strength

NaturesPlus
4.4
★ ★ ★ ★ ★
(531 ratings)
Zinc 30 mg
Fenugreek 400 mg
Boron 5.5 mg
Tribulus 125 mg
Chromium 60 mcg
Product Image
Score54
A crowded male-performance formula with some useful actives, but opacity, high zinc, and high cost overwhelm the strengths.
How scoring works
Quantity:90 Tablet(s) • (30 servings)
Goals:
Testosterone Support

Score 54

A crowded male-performance formula with some useful actives, but opacity, high zinc, and high cost overwhelm the strengths.
How scoring works
$76.00($2.53 per serving)
iHerb
$ 76.29
Pure Formulas
$ 76.29
Vitacost
$ 76.29
Amazon
$ 76.00
Report prices

Analysis

The three-tablet serving includes zinc, boron, vitamin D, fenugreek, tongkat ali, velvet bean, tribulus, ashwagandha, and polyphenols. The formula covers several male-performance pathways on paper.

A proprietary nutrient blend hides its contents, and many named botanicals appear at modest amounts. Thirty milligrams of zinc is not balanced with copper, while soy-derived phosphatidylcholine matters for allergic users.

The serving is expensive and complex for daily use. Men seeking testosterone-oriented support can find simpler formulas with better standardization and fewer interaction concerns.

Who is it for
  • Adult men evaluating broad hormone-support formulas
  • Users willing to review many botanical interactions
  • People comfortable with three tablets
Best for
  • Broad male-performance positioning
  • Fenugreek and tongkat combination
  • Users seeking multiple botanicals

Pros

  • Includes vitamin D and boron
  • Provides standardized fenugreek
  • Broad botanical range

Cons

  • Very high serving cost
  • Proprietary blend hides ingredients
  • Several actives are lightly dosed

Warnings

  • Long-term 30 mg zinc use without copper may reduce copper status
  • Velvet bean L-Dopa can interact with Parkinson's, antipsychotic, and blood-pressure medicines
  • Fenugreek and ashwagandha may lower blood glucose

Nutrient quality

65 Moderate impact

Standardized fenugreek, boron, tongkat ali, velvet bean, and selected minerals fit testosterone and fitness support. High zinc, a hidden blend, and numerous modest doses make the formula crowded and difficult to judge.

Ingredient transparency

48 Lower impact

Many named actives have amounts, but the proprietary nutrient blend hides components and several branded entries are ambiguous. Daily directions and inactive tablet ingredients are also absent.

Customer satisfaction

68 High impact

The aggregate rating is favorable and supported by a useful number of reviews. No specific review comments were supplied, so repeated complaints and purpose-related experiences cannot be verified.

Value for money

39 Lower impact

Broad ingredient coverage provides some targeted utility. The high recurring cost, hidden blend, and numerous modest additions make the value weak.

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Goals

Testosterone Support
Testosterone Support
Impact
High effect
B+ Goal FitB Strength of SupportA- CoverageB- Formula Quality
Magnesium · 80 mgZinc · 30 mgVitamin D · 20 mcgBoron · 5.5 mgAshwagandha · 25 mg

Zinc, boron, standardized fenugreek, tongkat ali, and vitamin D target several endocrine pathways. The formula is strongly aligned, although fenugreek is below the preferred range and the tongkat ali, tribulus, and ashwagandha amounts are modest or incompletely standardized.

Effective zinc and boron amounts provide a solid foundation, while the branded fenugreek adds better-defined botanical support. The proprietary blend and numerous secondary hormone-marketing ingredients make actual contribution harder to judge.

Study evidence
Ashwagandha Supportive 17 studies
Boron Disputed 3 studies
Fenugreek Supportive 12 studies
Tribulus Disputed 13 studies
Vitamin D Supportive 56 studies
Zinc Disputed 7 studies
Immunity
Immunity
Impact
Moderate effect
C+ Goal FitC+ Strength of SupportC- CoverageF Formula Quality
Magnesium · 80 mgVitamin C · 60 mgZinc · 30 mgVitamin D · 20 mcgSelenium · 35 mcg

A robust zinc amount and useful vitamin D3 provide the clearest immune contribution in this male-performance formula. Vitamin C and selenium add modest antioxidant and trace-mineral support.

The central positioning is unrelated to immunity, many botanicals sit in proprietary or crowded blends, and vitamin C is low. The zinc amount is high for long-term use without copper and may increase the risk of copper imbalance.

Study evidence
Selenium Mixed 37 studies
Vitamin C Supportive 53 studies
Zinc Supportive 73 studies
Bone Health
Bone Health
Impact
Moderate effect
C Goal FitC Strength of SupportC- CoverageD- Formula Quality
Magnesium · 80 mgCalcium · 11 mgVitamin D · 20 mcgBoron · 5.5 mgZinc · 30 mgVitamin C · 60 mg

Vitamin D3, boron, magnesium, and zinc provide some bone-related nutrition, with boron reaching a useful amount. Calcium is nearly absent, and the protein blend is far too small to offer meaningful matrix support.

The formula is mainly designed around hormone and performance claims rather than skeletal maintenance. The 30 mg zinc amount may disturb copper balance during prolonged use when copper intake is inadequate.

Study evidence
Boron Supportive 5 studies
Calcium Supportive 144 studies
Magnesium Supportive 48 studies
Vitamin D Supportive 202 studies
Zinc Supportive 33 studies
General Health
General Health
Impact
Moderate effect
D+ Goal FitC- Strength of SupportD+ CoverageD Formula Quality
Vitamin D · 20 mcgMagnesium · 80 mgBoron · 5.5 mgSelenium · 35 mcgAshwagandha · 25 mgZinc · 30 mgVitamin C · 60 mg

Vitamin D, zinc, magnesium, selenium, and boron provide some foundational nutritional support. Most of the formula instead targets male hormones, circulation, or performance through botanicals and branded blends with less established relevance to general health.

Exact amounts are listed for several headline ingredients, but the central nutrient blend is proprietary and ashwagandha appears lightly dosed. The zinc amount is substantial enough to make stacking with other zinc products unwise, and velvet bean provides L-Dopa that can interact with dopaminergic medicines.

Study evidence
Ashwagandha Supportive 31 studies
Boron Supportive 6 studies
Magnesium Supportive 114 studies
Selenium Supportive 70 studies
Vitamin D Supportive 115 studies
Zinc Supportive 60 studies
Fitness
Fitness
Impact
Moderate effect
D+ Goal FitD+ Strength of SupportD CoverageD Formula Quality
Magnesium · 80 mgVitamin D · 20 mcgAshwagandha · 25 mg

Zinc, standardized fenugreek, and selected botanicals provide a limited connection to training support. ViNitrox polyphenols may offer some blood-flow relevance.

The formula is mainly aimed at male hormone support, while amino acids and ashwagandha are underdosed and a proprietary blend hides key amounts. It is poorly matched to a focused power, endurance, or recovery goal.

Study evidence
Ashwagandha Supportive 23 studies
Zinc Supportive 7 studies

Ingredients

IngredientAmount per serving
Vitamin C (Ascorbic Acid)
 60 mg
Vitamin D3 (Cholecalciferol)
 20 mcg
Vitamin E (D-Alpha-Tocopheryl Acetate)
 20 mg
Vitamin B6 (Pyridoxine Hydrochloride)
 2 mg
Calcium (Calcium Citrate)
 11 mg
Magnesium (Magnesium Aspartate)
 80 mg
Zinc (Zinc Aspartate)
 30 mg
Selenium (Sodium Selenite)
 35 mcg
Chromium (Chromium Polynicotinate)
 60 mcg
FuranoMax Fenugreek extract (Fenugreek Furans, Furanostanols, Stanols)
 400 mg
GHT Proprietary Nutrient Blend
350 mg
Amino Acids (hydrolyzed Rice Protein)
 300 mg
ViNitrox (Apple (Malus pumila) extract, Grape (Vitis vinifera) extract, Polyphenols)
 300 mg
Sea Vegetables extract
150 mg
Tongkat Ali standardized extract
125 mg
Velvet Bean (L-Dopa)
 125 mg
Trans-Resveratrol Complex
125 mg
Tribulus terrestris extract
125 mg
GlucodOX AMP Activated Protein Kinase Hormone Booster
100 mg
Cassia nomame seed extract
75 mg
Ashwagandha (Withania somnifera) root and leaf extract
25 mg
Phosphatidyl Choline (Soy Lecithin)
 15 mg
Boron (Boron Citrate)
 5.5 mg
Gluten Free Men 18–50 Vegetarian
Report overview
Zinc (Zinc Aspartate) · 30 mg OverallScore70
B Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

The organic zinc salt provides a sound, though not highly specialized, source. The label clearly states 30 mg of elemental zinc, a robust amount, but no copper is included for longer-term balance. The multi-unit serving may be burdensome, while cost efficiency is poor for the dose.

View ingredientView products
Fenugreek (Fenugreek Furans, Furanostanols, Stanols) · 400 mg OverallScore67
B- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyD+ Value

FuranoMax supplies a branded fenugreek extract with disclosed furanostanol-related markers, supporting strong ingredient quality. The extract amount is useful but sits below the preferred range for standardized hormonal-support formulas, and the dry tablets add no absorption enhancer. A substantial price premium weakens value even after allowing for the branded extract.

View ingredientView products
Boron (Boron Citrate) · 5.5 mg OverallScore62
C Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

A 5.5 mg dose of boron citrate falls in the preferred long-term range and uses a useful organic form. The compound and amount are shown, though elemental weight and premium sourcing are not explicit. Its normalized boron cost remains high despite the effective dose.

View ingredientView products
Loading alternative details
76 Performance

Triumph

Cutler Nutrition
KSM-66, fenugreek, zinc, DIM, boron, and BioPerine create a substantial hormone and stress-support formula. Its better characterized hormone-support ingredients improve transparency and practical depth compared with the original’s large proprietary blend.
74 Performance

Genius Test

The Genius Brand
Several branded or well-regarded ingredients provide substantial hormone, stress, and fitness support. Its better characterized hormone-support ingredients improve transparency and practical depth compared with the original’s large proprietary blend.
67 Performance

For Him Testosterone & Libido Boost

Bluebonnet Intimate Essentials
Zinc citrate, a three-form boron complex, branded tongkat ali, and supporting botanicals create strong alignment with testosterone and libido support. Its better characterized hormone-support ingredients improve transparency and practical depth compared with the original’s large proprietary blend.
64 Budget

T Male

NaturesPlus
Standardized fenugreek, zinc, boron, magnesium, and antioxidant nutrients support the testosterone and fitness focus. It addresses part of the same male-hormone or fitness purpose at a much lower recurring cost than the original’s expensive proprietary blend.
59 Budget

TESTOFX Sport

ALLMAX
Zinc and magnesium form a recognizable mineral base, with tribulus and fenugreek aimed at fitness and testosterone support. It addresses part of the same male-hormone or fitness purpose at a much lower recurring cost than the original’s expensive proprietary blend.
57 Budget

Testosterone Wellness for Men

Bio Nutrition
Fenugreek, zinc, rhodiola, and DHEA give the formula some testosterone relevance, but several secondary ingredients are weak or lightly dosed. It addresses part of the same male-hormone or fitness purpose at a much lower recurring cost than the original’s expensive proprietary blend.
70 Value

Nugenix Ultimate

Nugenix
D-aspartic acid, fenugreek, nettle, tongkat ali, mucuna, maca, epimedium, and boron provide broad male-hormone and performance coverage. It preserves relevant male-performance or mineral coverage while offering a more defensible quality-to-cost balance than the original.
74 Value

Super Silica Complex

Futurebiotics
Calcium, magnesium, zinc, boron, and horsetail create a low-cost mineral and connective-tissue formula. It preserves relevant male-performance or mineral coverage while offering a more defensible quality-to-cost balance than the original.
61 Value

Boost Elite

ZHOU
A broad male-performance blend contains several relevant botanicals, but evidence and standardization are uneven. It preserves relevant male-performance or mineral coverage while offering a more defensible quality-to-cost balance than the original.
Report alternatives

Sources

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

  1. Biochemical and physiologic consequences of boron deprivation in humans.
    Nielsen FH · Environmental health perspectives · 1995
    Single-arm trial12 participantsTestosterone Support forBoron
  2. Plasma boron and the effects of boron supplementation in males.
    Green NR; Ferrando AA · Environmental health perspectives · 1995
    Randomized trial19 participantsTestosterone Support forBoron
  3. Testofen, a specialised Trigonella foenum-graecum seed extract reduces age-related symptoms of androgen decrease, increases testosterone levels and improves sexual function in healthy aging males in a double-blind randomised clinical study.
    Rao A; Steels E; Inder WJ; Abraham S; Vitetta L · The aging male : the official journal of the International Society for the Study of the Aging Male · 2017
    Randomized trial120 participantsTestosterone Support forFenugreek
  4. Effect of a plant extract of fenugreek (Trigonella foenum-graecum) on testosterone in blood plasma and saliva in a double blind randomized controlled intervention study.
    Lee-Ødegård S; Gundersen TE; Drevon CA · PloS one · 2024
    Randomized trial95 participantsTestosterone Support forFenugreek
  5. Effect of fenugreek extract supplement on testosterone levels in male: A meta-analysis of clinical trials.
    Mansoori A; Hosseini S; Zilaee M; Hormoznejad R; Fathi M · Phytotherapy research : PTR · 2020
    Meta-analysis4 studies pooledTestosterone Support forFenugreek
  6. Effects of Tribulus (Tribulus terrestris L.) Supplementation on Erectile Dysfunction and Testosterone Levels in Men-A Systematic Review of Clinical Trials.
    Vilar Neto JO; de Moraes WMAM; Pinto DV; da Silva CA; Caminha JSR; Nunes Filho JCC; Reis CEG; Prestes J; Santos HO; De Francesco Daher E · Nutrients · 2025
    Systematic review483 participants10 studies pooledTestosterone Support forTribulus
  7. The aphrodisiac herb Tribulus terrestris does not influence the androgen production in young men.
    Neychev VK; Mitev VI · Journal of ethnopharmacology · 2005
    Randomized trial21 participantsTestosterone Support forTribulus
  8. The Effects of 6 Weeks of Tribulus terrestris L. Supplementation on Body Composition, Hormonal Response, Perceived Exertion, and CrossFit® Performance: A Randomized, Single-Blind, Placebo-Controlled Study.
    Fernández-Lázaro D; Mielgo-Ayuso J; Del Valle Soto M; Adams DP; González-Bernal JJ; Seco-Calvo J · Nutrients · 2021
    Randomized trial30 participantsTestosterone Support forTribulus
  9. [Comparative study of the urinary excretion of boron, calcium, magnesium and phosphorus in postmenopausal women with and without osteoporosis].
    José Ramón V; Mora Mora M; Marino Alarcón O; Hernández G; Josefina Linares L; Urdaneta Romero H; Arévalo González E · Investigacion clinica · 2013
    Case-control study45 participantsBone Health forBoron
  10. Effect of dietary boron on mineral, estrogen, and testosterone metabolism in postmenopausal women.
    Nielsen FH; Hunt CD; Mullen LM; Hunt JR · FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 1987
    Single-arm trial12 participantsBone Health forBoron
  11. The relationship between boron and magnesium status and bone mineral density in the human: a review.
    Volpe SL; Taper LJ; Meacham S · Magnesium research · 1994
    Narrative reviewBone Health forBoron
  12. Effects of boron supplementation on bone mineral density and dietary, blood, and urinary calcium, phosphorus, magnesium, and boron in female athletes.
    Meacham SL; Taper LJ; Volpe SL · Environmental health perspectives · 1995
    Randomized trial28 participantsBone Health forBoron
  13. Metabolic responses of postmenopausal women to supplemental dietary boron and aluminum during usual and low magnesium intake: boron, calcium, and magnesium absorption and retention and blood mineral concentrations
    C D Hunt, J L Herbel, F H Nielsen · The American Journal of Clinical Nutrition · 1997
    Non-randomized trial11 participantsBone Health forBoron
  14. What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
    Manoj P; Derwin R; George S · International journal of older people nursing · 2023
    Meta-analysis12,620 participants7 studies pooledBone Health forCalcium
  15. Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
    Storm D; Eslin R; Porter ES; Musgrave K; Vereault D; Patton C; Kessenich C; Mohan S; Chen T; Holick MF; Rosen CJ · The Journal of clinical endocrinology and metabolism · 1998
    Randomized trial60 participantsBone Health forCalcium
  16. The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
    Prince R; Devine A; Dick I; Criddle A; Kerr D; Kent N; Price R; Randell A · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1995
    Randomized trial168 participantsBone Health forCalcium
  17. The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
    Rajatanavin R; Chailurkit L; Saetung S; Thakkinstian A; Nimitphong H · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
    Randomized trial404 participantsBone Health forCalcium
  18. Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
    Bonjour JP; Carrie AL; Ferrari S; Clavien H; Slosman D; Theintz G; Rizzoli R · The Journal of clinical investigation · 1997
    Randomized trial149 participantsBone Health forCalcium
  19. Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
    Dominguez LJ; Veronese N; Ciriminna S; Pérez-Albela JL; Vásquez-López VF; Rodas-Regalado S; Di Bella G; Parisi A; Tagliaferri F; Barbagallo M · Nutrients · 2023
    Meta-analysis119,755 participants4 studies pooledBone Health forMagnesium
  20. Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
    Hung CH; Kwok YC; Yip J; Wong HH; Leung YY · Craniomaxillofacial trauma & reconstruction · 2025
    Systematic review386 participants8 studies pooledBone Health forMagnesium
  21. Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
    Zhao D; Huang S; Lu F; Wang B; Yang L; Qin L; Yang K; Li Y; Li W; Wang W; Tian S; Zhang X; Gao W; Wang Z; Zhang Y; Xie X; Wang J; Li J · Biomaterials · 2016
    Randomized trial48 participantsBone Health forMagnesium
  22. An update on magnesium and bone health.
    Rondanelli M; Faliva MA; Tartara A; Gasparri C; Perna S; Infantino V; Riva A; Petrangolini G; Peroni G · Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2022
    Narrative reviewBone Health forMagnesium
  23. Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
    Wang B; Tan X; Yao X; Zhu Z · Endocrine connections · 2025
    Cross-sectional study1,343 participantsBone Health forMagnesium
  24. Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
    Moon RJ; D' Angelo S; Curtis EM; Ward KA; Crozier SR; Schoenmakers I; Javaid MK; Bishop NJ; Godfrey KM; Cooper C; Harvey NC; MAVIDOS Trial Group · The American journal of clinical nutrition · 2024
    Randomized trial454 participantsBone Health forVitamin D
  25. Vitamin D analogs and bone: preclinical and clinical studies with eldecalcitol.
    Matsumoto T; Takano T; Saito H; Takahashi F · BoneKEy reports · 2014
    Narrative reviewBone Health forVitamin D
  26. Efficacy of vitamin D fortified foods on bone mineral density and serum bone biomarkers: A systematic review and meta-analysis of interventional studies.
    Tangestani H; Djafarian K; Emamat H; Arabzadegan N; Shab-Bidar S · Critical reviews in food science and nutrition · 2020
    Meta-analysis1,786 participants20 studies pooledBone Health forVitamin D
  27. Cholecalciferol Supplementation Attenuates Bone Loss in Incident Kidney Transplant Recipients: A Prespecified Secondary Endpoint Analysis of a Randomized Controlled Trial.
    Tsujita M; Doi Y; Obi Y; Hamano T; Tomosugi T; Futamura K; Okada M; Hiramitsu T; Goto N; Isaka Y; Takeda A; Narumi S; Watarai Y · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
    Randomized trial193 participantsBone Health forVitamin D
  28. Vitamin D supplementation and bone health in post-menopausal women: a 24-month randomized controlled intervention with enhanced bioavailability formulations.
    Rasool N; Munir Y · European journal of clinical nutrition · 2026
    Randomized trial612 participantsBone Health forVitamin D
  29. Increased incidence of fractures in middle-aged and elderly men with low intakes of phosphorus and zinc.
    Elmståhl S; Gullberg B; Janzon L; Johnell O; Elmståhl B · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 1999
    Cohort study6,576 participantsBone Health forZinc
  30. Zinc Supplementation Increases Procollagen Type 1 Amino-Terminal Propeptide in Premenarcheal Girls: A Randomized Controlled Trial.
    Berger PK; Pollock NK; Laing EM; Chertin V; Bernard PJ; Grider A; Shapses SA; Ding KH; Isales CM; Lewis RD · The Journal of nutrition · 2016
    Randomized trial147 participantsBone Health forZinc
  31. Randomized controlled trial of prenatal zinc supplementation and fetal bone growth.
    Merialdi M; Caulfield LE; Zavaleta N; Figueroa A; Costigan KA; Dominici F; Dipietro JA · The American journal of clinical nutrition · 2004
    Randomized trial242 participantsBone Health forZinc
  32. The effects of zinc supplementation on serum zinc, alkaline phosphatase activity and fracture healing of bones.
    Sadighi A; Roshan MM; Moradi A; Ostadrahimi A · Saudi medical journal · 2009
    Randomized trial60 participantsBone Health forZinc
  33. Is Zinc an Important Trace Element on Bone-Related Diseases and Complications? A Meta-analysis and Systematic Review from Serum Level, Dietary Intake, and Supplementation Aspects.
    Ceylan MN; Akdas S; Yazihan N · Biological trace element research · 2021
    Meta-analysis40 studies pooledBone Health forZinc
  34. Effects of an Aqueous Extract of Withania somnifera on Strength Training Adaptations and Recovery: The STAR Trial.
    Ziegenfuss TN; Kedia AW; Sandrock JE; Raub BJ; Kerksick CM; Lopez HL · Nutrients · 2019
    Randomized trial38 participantsFitness forAshwagandha
  35. Efficacy of Ashwagandha (Withania somnifera [L.] Dunal) in improving cardiorespiratory endurance in healthy athletic adults.
    Choudhary B; Shetty A; Langade DG · Ayu · 2016
    Randomized trial50 participantsFitness General Health forAshwagandha
  36. Effects of Ashwagandha ( Withania somnifera) standardized root extract on physical endurance and VO 2max in healthy adults performing resistance training: An eight-week, prospective, randomized, double-blind, placebo-controlled study.
    Verma N; Gupta SK; Patil S; Tiwari S; Mishra AK · F1000Research · 2024
    Randomized trial80 participantsFitness General Health forAshwagandha
  37. Effects of Withania somnifera (L.) Dunal (Ashwagandha) on cognitive and physical function in adults: a systematic review and meta-analysis.
    Zhu X; Zeng Q; Lei Y; Xu D · Frontiers in pharmacology · 2026
    Meta-analysis1,249 participants20 studies pooledFitness Testosterone Support forAshwagandha
  38. Effects of eight-week supplementation of Ashwagandha on cardiorespiratory endurance in elite Indian cyclists.
    Shenoy S; Chaskar U; Sandhu JS; Paadhi MM · Journal of Ayurveda and integrative medicine · 2013
    Randomized trial40 participantsFitness forAshwagandha
  39. Association between composite dietary antioxidant index and handgrip strength in American adults: Data from National Health and Nutrition Examination Survey (NHANES, 2011-2014).
    Wu D; Wang H; Wang W; Qing C; Zhang W; Gao X; Shi Y; Li Y; Zheng Z · Frontiers in nutrition · 2024
    Cross-sectional study6,019 participantsFitness forZinc
  40. Serum essential elements and muscle health in Chinese adults: a community-based study.
    Ye H; Wang D; Liu S; Yao N; Gui Z; Huang Z; Zeng Y; Liu L; Wan H; Shen J · Nutrition & metabolism · 2025
    Cross-sectional study5,389 participantsFitness forZinc
  41. [Survey of the dietary status and physical activity level and fitness of college freshmen in Chengdu].
    Han H; Lv X; Wang D · Wei sheng yan jiu = Journal of hygiene research · 2010
    Cross-sectional study1,200 participantsFitness forZinc
  42. A comprehensive review of the physiology and evidence base to guide the use of ergogenic and medical supplements for enhanced cycling performance.
    Rowland A; Edwards S; Prieto-Bellver G; Menz B; Rowland A; Cornelisse E; Karapetis CS; Wallen MP; Hopkins AM · Journal of the International Society of Sports Nutrition · 2026
    Narrative reviewFitness forZinc
  43. Minerals and Sarcopenia in Older Adults: An Updated Systematic Review.
    van Dronkelaar C; Fultinga M; Hummel M; Kruizenga H; Weijs PJM; Tieland M · Journal of the American Medical Directors Association · 2023
    Systematic review45 studies pooledFitness forZinc
  44. A randomized, double blind, placebo controlled study to evaluate the effects of ashwagandha (Withania somnifera) extract on sleep quality in healthy adults.
    Deshpande A; Irani N; Balkrishnan R; Benny IR · Sleep medicine · 2021
    Randomized trial150 participantsGeneral Health forAshwagandha
  45. Withania somnifera (L.) Dunal as Add-On Therapy for COPD Patients: A Randomized, Placebo-Controlled, Double-Blind Study.
    Singh P; Salman KA; Shameem M; Warsi MS · Frontiers in pharmacology · 2022
    Randomized trial150 participantsGeneral Health forAshwagandha
  46. Effect of Ashwagandha (Withania somnifera) extract on sleep: A systematic review and meta-analysis.
    Cheah KL; Norhayati MN; Husniati Yaacob L; Abdul Rahman R · PloS one · 2021
    Meta-analysis400 participants5 studies pooledGeneral Health forAshwagandha
  47. Effects of boron supplementation on the severity and duration of pain in primary dysmenorrhea.
    Nikkhah S; Dolatian M; Naghii MR; Zaeri F; Taheri SM · Complementary therapies in clinical practice · 2015
    Randomized trial113 participantsGeneral Health forBoron
  48. Efficacy and safety of tavaborole topical solution, 5%, a novel boron-based antifungal agent, for the treatment of toenail onychomycosis: Results from 2 randomized phase-III studies.
    Elewski BE; Aly R; Baldwin SL; González Soto RF; Rich P; Weisfeld M; Wiltz H; Zane LT; Pollak R · Journal of the American Academy of Dermatology · 2015
    Randomized trialGeneral Health forBoron
  49. The efficacy and safety of tavaborole, a novel, boron-based pharmaceutical agent: phase 2 studies conducted for the topical treatment of toenail onychomycosis.
    Toledo-Bahena ME; Bucko A; Ocampo-Candiani J; Herz-Ruelas ME; Jones TM; Jarratt MT; Pollak RA; Zane LT · Journal of drugs in dermatology : JDD · 2015
    Clinical trial336 participantsGeneral Health forBoron
  50. Boron neutron capture therapy (BNCT) for glioblastoma multiforme: a phase II study evaluating a prolonged high-dose of boronophenylalanine (BPA).
    Henriksson R; Capala J; Michanek A; Lindahl SA; Salford LG; Franzén L; Blomquist E; Westlin JE; Bergenheim AT; Swedish Brain Tumour Study Group · Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology · 2009
    Single-arm trial30 participantsGeneral Health forBoron
  51. Effects of Calcium Fructoborate on Levels of C-Reactive Protein, Total Cholesterol, Low-Density Lipoprotein, Triglycerides, IL-1β, IL-6, and MCP-1: a Double-blind, Placebo-controlled Clinical Study
    Otilia-Constantina Rogoveanu, George Dan Mogosanu, Cornelia Bejenaru, Ludovic Everard Bejenaru, Octavian Croitoru, Johny Neamtu, Zbigniew Pietrzkowski, Tania Reyes-Izquierdo, Andrei Bita, Iulia Daria Scorei, Romulus Ion Scorei · Biological Trace Element Research · 2015
    Randomized trial78 participantsGeneral Health forBoron
  52. Perioperative systemic magnesium to minimize postoperative pain: a meta-analysis of randomized controlled trials.
    De Oliveira GS; Castro-Alves LJ; Khan JH; McCarthy RJ · Anesthesiology · 2013
    Meta-analysis1,257 participants20 studies pooledGeneral Health forMagnesium
  53. Long-term outcome after intravenous magnesium sulphate in suspected acute myocardial infarction: the second Leicester Intravenous Magnesium Intervention Trial (LIMIT-2).
    Woods KL; Fletcher S · Lancet (London, England) · 1994
    Randomized trial2,316 participantsGeneral Health forMagnesium
  54. Association of magnesium sulfate use with mortality in critically ill patients with sepsis: a retrospective propensity score-matched cohort study.
    Gu WJ; Duan XJ; Liu XZ; Cen Y; Tao LY; Lyu J; Yin HY · British journal of anaesthesia · 2023
    Cohort study10,999 participantsGeneral Health forMagnesium
  55. Hypomagnesemia and Mortality in Incident Hemodialysis Patients.
    Li L; Streja E; Rhee CM; Mehrotra R; Soohoo M; Brunelli SM; Kovesdy CP; Kalantar-Zadeh K · American journal of kidney diseases : the official journal of the National Kidney Foundation · 2016
    Cohort study9,359 participantsGeneral Health forMagnesium
  56. The effects of magnesium supplementation on abnormal uterine bleeding, alopecia, quality of life, and acne in women with polycystic ovary syndrome: a randomized clinical trial.
    Jaripur M; Ghasemi-Tehrani H; Askari G; Gholizadeh-Moghaddam M; Clark CCT; Rouhani MH · Reproductive biology and endocrinology : RB&E · 2022
    Randomized trial64 participantsGeneral Health forMagnesium
  57. Associations of selenium status with all-cause and cause-specific mortality: a systematic review and meta-analysis of cohort studies.
    Cui Z; Xie R; Lu X; Schomburg L; Brenner H; Schöttker B · Redox biology · 2025
    Meta-analysis95 participants20 studies pooledGeneral Health forSelenium
  58. Dietary Antioxidants, Circulating Antioxidant Concentrations, Total Antioxidant Capacity, and Risk of All-Cause Mortality: A Systematic Review and Dose-Response Meta-Analysis of Prospective Observational Studies.
    Jayedi A; Rashidy-Pour A; Parohan M; Zargar MS; Shab-Bidar S · Advances in nutrition (Bethesda, Md.) · 2019
    Meta-analysis507,251 participants41 studies pooledGeneral Health forSelenium
  59. The efficacy and safety of selenium supplementation versus placebo in the treatment of Graves' orbitopathy: A systematic review and meta-analysis of randomised controlled trials.
    Sharabati I; Qafesha RM; Hindawi MD; Amro S; Ayesh BM · Clinical endocrinology · 2024
    Meta-analysis4 studies pooledGeneral Health forSelenium
  60. Associations of plasma metal concentrations with the risks of all-cause and cardiovascular disease mortality in Chinese adults.
    Shi L; Yuan Y; Xiao Y; Long P; Li W; Yu Y; Liu Y; Liu K; Wang H; Zhou L; Yang H; Li X; He M; Wu T · Environment international · 2021
    Cohort study6,155 participantsGeneral Health forSelenium
  61. Updates on clinical studies of selenium supplementation in radiotherapy.
    Puspitasari IM; Abdulah R; Yamazaki C; Kameo S; Nakano T; Koyama H · Radiation oncology (London, England) · 2015
    Systematic review16 studies pooledGeneral Health forSelenium
  62. Vitamin D supplementation for prevention of mortality in adults.
    Bjelakovic G; Gluud LL; Nikolova D; Whitfield K; Wetterslev J; Simonetti RG; Bjelakovic M; Gluud C · The Cochrane database of systematic reviews · 2014
    Meta-analysis95,286 participants159 studies pooledGeneral Health forVitamin D
  63. Effect of vitamin D on gastrointestinal symptoms and health-related quality of life in irritable bowel syndrome patients: a randomized double-blind clinical trial.
    Abbasnezhad A; Amani R; Hajiani E; Alavinejad P; Cheraghian B; Ghadiri A · Neurogastroenterology and motility · 2018
    Randomized trial90 participantsGeneral Health forVitamin D
  64. The impact of vitamin D administration on mortality in COVID-19 patients: a systematic review and meta-analysis of randomized controlled trials.
    Kow CS; Ramachandram DS; Hasan SS; Wong Z; Thiruchelvam K · Inflammopharmacology · 2024
    Meta-analysis2,495 participants19 studies pooledGeneral Health forVitamin D
  65. Vitamin D Status and Mortality: A Systematic Review of Observational Studies.
    Heath AK; Kim IY; Hodge AM; English DR; Muller DC · International journal of environmental research and public health · 2019
    Systematic review84 studies pooledGeneral Health forVitamin D
  66. Meta-analysis of long-term vitamin D supplementation on overall mortality.
    Zheng Y; Zhu J; Zhou M; Cui L; Yao W; Liu Y · PloS one · 2014
    Meta-analysis42 studies pooledGeneral Health forVitamin D
  67. 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
  68. 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
  69. 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
  70. 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
  71. 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
  72. 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
  73. 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
  74. 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
  75. 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
  76. 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
  77. 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
  78. 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
  79. 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
  80. 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
  81. 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
  82. 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
  83. 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
  84. 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
  85. 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
  86. 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
  87. Effect of standardized root extract of ashwagandha (Withania somnifera) on well-being and sexual performance in adult males: A randomized controlled trial.
    Chauhan S; Srivastava MK; Pathak AK · Health science reports · 2024
    Randomized trial50 participantsTestosterone Support forAshwagandha
  88. Examining the Effects of Herbs on Testosterone Concentrations in Men: A Systematic Review.
    Smith SJ; Lopresti AL; Teo SYM; Fairchild TJ · Advances in nutrition (Bethesda, Md.) · 2021
    Systematic review32 studies pooledTestosterone Support forAshwagandha Testosterone Support forFenugreek
  89. Do "testosterone boosters" really increase serum total testosterone? A systematic review.
    Morgado A; Tsampoukas G; Sokolakis I; Schoentgen N; Urkmez A; Sarikaya S · International journal of impotence research · 2024
    Systematic review3 studies pooledTestosterone Support forAshwagandha
  90. Safety and Tolerability of Withania somnifera Root Extract in Healthy Male Participants: A Pilot Randomized, Double-Blind, Placebo-Controlled Clinical Trial.
    Vaidya N; Agarwal R; Kshirsagar P; Ganu G; Nagore D; Mehta A; Vora A; Nair S · Food science & nutrition · 2025
    Randomized trial40 participantsTestosterone Support forAshwagandha
  91. Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines
    Mohammad Reza Naghii, Mahmoud Mofid, Ali Reza Asgari, Mehdi Hedayati, Maryam-Saddat Daneshpour · Journal of Trace Elements in Medicine and Biology · 2011
    Non-randomized trial8 participantsTestosterone Support forBoron
  92. Efficacy of a novel extract of fenugreek seeds in alleviating vasomotor symptoms and depression in perimenopausal women: A randomized, double-blinded, placebo-controlled study.
    Khanna A; John F; Das S; Thomas J; Rao J; Maliakel B; Im K · Journal of food biochemistry · 2021
    Randomized trial48 participantsTestosterone Support forFenugreek
  93. Beneficial effects of fenugreek glycoside supplementation in male subjects during resistance training: A randomized controlled pilot study.
    Wankhede S; Mohan V; Thakurdesai P · Journal of sport and health science · 2024
    Randomized trial60 participantsTestosterone Support forFenugreek
  94. Efficacy of Tribulus Terrestris for the treatment of premenopausal women with hypoactive sexual desire disorder: a randomized double-blinded, placebo-controlled trial.
    Vale FBC; Zanolla Dias de Souza K; Rezende CR; Geber S · Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology · 2018
    Randomized trial40 participantsTestosterone Support forTribulus
  95. Tribulus terrestris versus placebo in the treatment of erectile dysfunction and lower urinary tract symptoms in patients with late-onset hypogonadism: A placebo-controlled study.
    GamalEl Din SF; Abdel Salam MA; Mohamed MS; Ahmed AR; Motawaa AT; Saadeldin OA; Elnabarway RR · Urologia · 2019
    Randomized trial70 participantsTestosterone Support forTribulus
  96. Efficacy of Tribulus terrestris for the treatment of hypoactive sexual desire disorder in postmenopausal women: a randomized, double-blinded, placebo-controlled trial.
    de Souza KZ; Vale FB; Geber S · Menopause (New York, N.Y.) · 2018
    Randomized trial45 participantsTestosterone Support forTribulus
  97. Effect of oral administration of Tribulus terrestris extract on semen quality and body fat index of infertile men.
    Salgado RM; Marques-Silva MH; Gonçalves E; Mathias AC; Aguiar JG; Wolff P · Andrologia · 2018
    Single-arm trial65 participantsTestosterone Support forTribulus
  98. 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
  99. 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
  100. 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
  101. 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
  102. 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
  103. 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
  104. 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
  105. 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
  106. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  107. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc