Product Image

PreserVision AREDS Soft Gels

Bausch & Lomb
4.6
★ ★ ★ ★ ★
(318 ratings)
Vitamin A 14320 IU
Zinc 34.8 mg
Copper 0.8 mg
Vitamin E 200 IU
Product Image
Score74
A convenient original AREDS-style eye formula with focused antioxidant and zinc coverage. Beta-carotene and conventional ingredient forms make it unsuitable for some users and less current than AREDS2-style options.
How scoring works
Quantity:120 Softgel(s) • (120 servings)
Goals:
Vision Support
Immunity
General Health
Anti-Inflammatory Support
Skin Health

Score 74

A convenient original AREDS-style eye formula with focused antioxidant and zinc coverage. Beta-carotene and conventional ingredient forms make it unsuitable for some users and less current than AREDS2-style options.
How scoring works
$29.88($0.24 per serving)
Pure Formulas
$ 47.36
Walmart
$ 29.88
Vitacost
$ 41.29
Report prices

Analysis

High beta-carotene, vitamin C, vitamin E, zinc, and copper create a focused eye-nutrient combination. The product is not a general multivitamin and has little direct relevance to hair, nails, digestion, testosterone, or cardiovascular support.

One softgel per serving is convenient, but zinc oxide and cupric oxide are less appealing forms. Synthetic dl-alpha vitamin E also makes the antioxidant profile less refined than formulas using natural tocopherols.

The strongest fit is for users intentionally following an original AREDS-style formula under eye-care guidance. People seeking an AREDS2-style product or those with a smoking history should choose a beta-carotene-free alternative.

Who is it for
  • Adults specifically advised to use an original AREDS-style formula
  • Users prioritizing vision support
  • People comfortable with a one-softgel serving
Best for
  • Focused eye-nutrient support
  • Antioxidant support for vision
  • Users directed by an eye-care professional

Pros

  • Purpose-built vision formula
  • Includes vitamin C, vitamin E, zinc, and copper
  • High beta-carotene content
  • Convenient one-softgel serving

Cons

  • Contains beta-carotene rather than AREDS2 carotenoids
  • Uses synthetic vitamin E
  • Zinc and copper use oxide forms
  • Little relevance to the many non-vision goals listed

Warnings

  • Current or former smokers should avoid high-dose beta-carotene because it has been linked with increased lung-cancer risk in that group.
  • The zinc amount can cause nausea, especially on an empty stomach.
  • Vitamin E may add to bleeding risk with anticoagulant or antiplatelet medicines.
  • Long-term high zinc intake can disturb copper balance, making professional oversight important for this formula.

Nutrient quality

69 High impact

Several principal nutrients use less favorable forms. Antioxidant and zinc amounts are substantial for an older vision-support formula.

.

Ingredient transparency

82 Highest impact

Every listed active has a specific amount. A complete excipient list is not available in the supplied data.

.

Customer satisfaction

70 High impact

The average rating is strong. The large rating volume provides a reliable satisfaction signal.

.

Value for money

74 High impact

The supply provides moderate value per effective serving. The formula is not inflated by low-value extras.

.
Report analysis

Goals

Vision Support
Impact
Highest effect
A- Goal FitB- Strength of SupportB CoverageA- Formula Quality
Zinc · 34.8 mgVitamin E · 200 IUVitamin C · 226 mgCopper · 0.8 mgVitamin A · 14320 IU

The original AREDS-style antioxidant and mineral combination has strong relevance to retinal protection. Vitamin C, vitamin E, zinc, copper, and beta-carotene cover several established oxidative-defense needs.

Zinc oxide, cupric oxide, and synthetic vitamin E reduce form quality, while the formula lacks lutein and zeaxanthin. High-dose beta-carotene can raise lung cancer risk in current or former smokers and is a poor choice for those users.

Study evidence
Copper Supportive 7 studies
Vitamin A Supportive 65 studies
Vitamin C Disputed 24 studies
Vitamin E Disputed 35 studies
Zinc Supportive 39 studies
Immunity
Impact
High effect
A- Goal FitC+ Strength of SupportB CoverageA- Formula Quality
Vitamin C · 226 mgZinc · 34.8 mgVitamin A · 14320 IU

Vitamin A, vitamin C, vitamin E, and zinc cover several barrier, antioxidant, and immune-cell pathways. The softgel supports fat-soluble vitamins, while copper helps balance the substantial zinc amount.

Zinc oxide, synthetic vitamin E, and cupric oxide reduce absorption quality, and the vitamin A amount is unusually high. The eye-focused formula has relevant immune nutrients but is not optimally designed as a general immune supplement.

Study evidence
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Vitamin E Supportive 21 studies
Zinc Supportive 73 studies
General Health
Impact
High effect
B Goal FitC Strength of SupportB CoverageA- Formula Quality
Zinc · 34.8 mgVitamin C · 226 mg

Antioxidant vitamins, zinc, and copper offer meaningful nutritional support, but the formula is designed primarily for a specialized eye-health use. Its nutrient combination is well established for that intended context rather than comprehensive daily wellness.

Zinc is robust and paired with copper, yet zinc oxide and cupric oxide are low-quality forms. The high beta-carotene amount is unsuitable for current or former smokers because supplemental beta-carotene can raise lung cancer risk in those groups.

Study evidence
Vitamin C Supportive 56 studies
Zinc Supportive 60 studies
Anti-Inflammatory Support
Impact
High effect
B- Goal FitB- Strength of SupportB- CoverageA- Formula Quality
Vitamin E · 200 IUVitamin C · 226 mg

Vitamin C, vitamin E, zinc, and beta-carotene provide broad antioxidant and immune support that can reduce oxidative drivers of inflammation. The formula is designed for eye health, so it does not directly target inflammatory enzymes or systemic resolution pathways.

Several amounts are substantial, but zinc and copper use oxide forms and vitamin E is synthetic. The 34.8 mg zinc serving is close to the adult daily upper limit, so combining it with other zinc products could cause nausea or disrupt mineral balance.

Study evidence
Vitamin C Supportive 50 studies
Vitamin E Supportive 20 studies
Zinc Supportive 64 studies
Skin Health
Impact
High effect
B- Goal FitC Strength of SupportB CoverageA- Formula Quality
Zinc · 34.8 mgVitamin C · 226 mgCopper · 0.8 mgVitamin E · 200 IU

Vitamin C, vitamin E, zinc, copper, and beta-carotene cover antioxidant defense, skin repair, and collagen-related cofactors. Their amounts are substantial, but several forms are less favorable and the formula was designed for eye nutrition rather than skin.

Zinc oxide, cupric oxide, and synthetic vitamin E reduce expected absorption or biological quality. The high beta-carotene amount is unsuitable for current or former smokers because high-dose beta-carotene supplements have been linked to greater lung-cancer risk in these groups.

Study evidence
Copper Supportive 16 studies
Vitamin C Supportive 53 studies
Vitamin E Supportive 38 studies
Zinc Supportive 66 studies
Digestive Health
Impact
Moderate effect
C Goal FitC Strength of SupportD+ CoverageC Formula Quality
Zinc · 34.8 mgVitamin A · 14320 IU

Vitamin A and zinc support epithelial integrity and mucosal immunity when deficiency is present. The formula is designed for eye health and uses zinc oxide rather than the more gut-targeted zinc carnosine form.

The nutrient amounts are clear, and copper helps balance the high zinc intake. Zinc oxide may cause stomach upset and offers weaker absorption, limiting practical digestive value.

Study evidence
Vitamin A Supportive 69 studies
Zinc Supportive 130 studies

Ingredients

IngredientAmount per serving
Vitamin A (Beta-Carotene)
14320 IU
Vitamin C (Ascorbic Acid)
226 mg
Vitamin E (DL-Alpha-Tocopheryl Acetate)
200 IU
Zinc (Zinc Oxide)
34.8 mg
Copper (Cupric Oxide)
0.8 mg
Adults 18–50
Report overview
B- Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyA+ Value

The high-dose beta-carotene formula delivers vitamin A in a softgel that should support absorption. The source is not identified, and the amount is higher than the preferred daily range even though beta-carotene avoids the main preformed-vitamin toxicity concern. Clear labeling and efficient vitamin A delivery support good value for users seeking this specific formula.

Zinc (Zinc Oxide) · 34.8 mg OverallScore64
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyC Value

The zinc dose is robust and paired with copper to support mineral balance. Zinc oxide is poorly absorbed and more likely to cause stomach discomfort than organic or chelated forms. The serving cost is moderate, but the weak zinc source limits its appeal as a zinc supplement.

F Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyB+ Value
Copper oxide has very poor expected bioavailability despite clear form disclosure. The copper dose falls below the adult daily intake target, limiting its usefulness as a standalone source. The zinc amount substantially outweighs copper beyond the preferred ratio, which may undermine long-term mineral balance. The serving cost is favorable relative to the collection median. The broader eye-health formula may still provide value beyond copper alone.
Loading alternative details
Report alternatives

Sources

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

  1. Antioxidant vitamin and mineral supplements for preventing age-related macular degeneration.
    Evans JR; Lawrenson JG · The Cochrane database of systematic reviews · 2018
    Meta-analysis55,614 participants4 studies pooledVision Support forVitamin E
  2. Dietary carotenoids, vitamins C and E, and risk of cataract in women: a prospective study.
    Christen WG; Liu S; Glynn RJ; Gaziano JM; Buring JE · Archives of ophthalmology (Chicago, Ill. : 1960) · 2008
    Cohort study35,551 participantsVision Support forVitamin E
  3. Antioxidant vitamin and mineral supplements for age-related macular degeneration.
    Evans JR · The Cochrane database of systematic reviews · 2002
    Systematic review170 participants7 studies pooledVision Support forZinc
  4. Treatment response to antioxidants and zinc based on CFH and ARMS2 genetic risk allele number in the Age-Related Eye Disease Study.
    Awh CC; Hawken S; Zanke BW · Ophthalmology · 2015
    Randomized trial989 participantsVision Support forZinc
  5. What did we learn in 35 years of research on nutrition and supplements for age-related macular degeneration: a systematic review.
    Pameijer EM; Heus P; Damen JAA; Spijker R; Hooft L; Ringens PJ; Imhof SM; van Leeuwen R · Acta ophthalmologica · 2023
    Systematic review27 studies pooledVision Support forCopper
  6. Association between late age-related macular degeneration and dietary intake of copper, iron, zinc and selenium: a 2005-2008 NHANES cross-sectional observational study.
    Lu Y; Li C; Liu Y; Wu T; Lu P · BMC ophthalmology · 2025
    Observational study4,996 participantsVision Support forCopper
  7. Zinc with oral rehydration therapy reduces stool output and duration of diarrhea in hospitalized children: a randomized controlled trial.
    Bhatnagar S; Bahl R; Sharma PK; Kumar GT; Saxena SK; Bhan MK · Journal of pediatric gastroenterology and nutrition · 2004
    Randomized trial287 participantsDigestive Health forZinc
  8. Identifying risk factors for vomiting during diarrhea: A secondary analysis of a randomized trial of zinc supplementation.
    Edwards JG; Dhingra P; Liu E; Dhingra U; Dutta A; Sudfeld CR; Deb S; Somji S; Aboud S; Kisenge R; Sazawal S; Ashorn P; Simon J; Manji KP; Duggan CP · Journal of pediatric gastroenterology and nutrition · 2025
    Randomized trial4,500 participantsDigestive Health forZinc
  9. Efficacy of Vitamin C as Glucocorticoid Substitute for Reducing Pain and Inflammation After Total Hip Arthroplasty: A Randomized Controlled Trial.
    Jiang W; Xu H; Jiang X; Zhan Y; Ju Y; Xie J; Huang Z; Huang Q; Pei F · The Journal of bone and joint surgery. American volume · 2025
    Randomized trial107 participantsAnti-Inflammatory Support forVitamin C
  10. The Impact of Vitamin C on Analgesic, Anti-inflammatory, and Hemostatic Outcomes After Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis.
    Moftakhari Hajimirzaei S; Bagherzadeh Cham M; Dolikhani M; Tabatabaee SM; Ebrahimpour A · The archives of bone and joint surgery · 2026
    Meta-analysis1,162 participants10 studies pooledAnti-Inflammatory Support forVitamin C
  11. The impact of vitamin C supplementation on the perioperative outcomes after total hip and knee arthroplasty: a systematic review and meta-analysis.
    Liu X; Guo J; Li Y; Yang Y; Liu M; Gao Q; Yang Y; Wu X; Yue C · BMC musculoskeletal disorders · 2026
    Meta-analysis852 participants8 studies pooledAnti-Inflammatory Support forVitamin C
  12. Therapeutic Impact of Ascorbic Acid on Oral and Periodontal Tissues: A Systematic Literature Review.
    Ruzijevaite G; Acaite E; Jagelaviciene E · Medicina (Kaunas, Lithuania) · 2025
    Systematic review811 participants17 studies pooledAnti-Inflammatory Support forVitamin C
  13. Oral vitamin C administration reduces early recurrence rates after electrical cardioversion of persistent atrial fibrillation and attenuates associated inflammation.
    Korantzopoulos P; Kolettis TM; Kountouris E; Dimitroula V; Karanikis P; Pappa E; Siogas K; Goudevenos JA · International journal of cardiology · 2005
    Randomized trial44 participantsAnti-Inflammatory Support forVitamin C
  14. Effects of delta-tocotrienol supplementation on Glycemic Control, oxidative stress, inflammatory biomarkers and miRNA expression in type 2 diabetes mellitus: A randomized control trial.
    Mahjabeen W; Khan DA; Mirza SA; Pervez MA · Phytotherapy research : PTR · 2021
    Randomized trial110 participantsAnti-Inflammatory Support forVitamin E
  15. Effect of vitamin E supplementation on serum C-reactive protein level: a meta-analysis of randomized controlled trials.
    Saboori S; Shab-Bidar S; Speakman JR; Yousefi Rad E; Djafarian K · European journal of clinical nutrition · 2016
    Meta-analysis495 participants12 studies pooledAnti-Inflammatory Support forVitamin E
  16. Efficacy of Nutritional Interventions on Inflammatory Markers in Haemodialysis Patients: A Systematic Review and Limited Meta-Analysis.
    Khor BH; Narayanan SS; Sahathevan S; Gafor AHA; Daud ZAM; Khosla P; Sabatino A; Fiaccadori E; Chinna K; Karupaiah T · Nutrients · 2018
    Meta-analysis46 studies pooledAnti-Inflammatory Support forVitamin E
  17. Vitamin E improves serum markers and histology in adults with metabolic dysfunction-associated steatotic liver disease: Systematic review and meta-analysis.
    Chee NM; Sinnanaidu RP; Chan WK · Journal of gastroenterology and hepatology · 2024
    Meta-analysis8 studies pooledAnti-Inflammatory Support forVitamin E
  18. Delta-tocotrienol supplementation improves biochemical markers of hepatocellular injury and steatosis in patients with nonalcoholic fatty liver disease: A randomized, placebo-controlled trial.
    Pervez MA; Khan DA; Slehria AUR; Ijaz A · Complementary therapies in medicine · 2021
    Randomized trial71 participantsAnti-Inflammatory Support forVitamin E
  19. Zinc decreases C-reactive protein, lipid peroxidation, and inflammatory cytokines in elderly subjects: a potential implication of zinc as an atheroprotective agent.
    Bao B; Prasad AS; Beck FW; Fitzgerald JT; Snell D; Bao GW; Singh T; Cardozo LJ · The American journal of clinical nutrition · 2010
    Randomized trial40 participantsAnti-Inflammatory Support forZinc
  20. Zinc Supplementation in Individuals with Prediabetes and type 2 Diabetes: a GRADE-Assessed Systematic Review and Dose-Response Meta-analysis.
    Nazari M; Nikbaf-Shandiz M; Pashayee-Khamene F; Bagheri R; Goudarzi K; Hosseinnia NV; Dolatshahi S; Omran HS; Amirani N; Ashtary-Larky D; Asbaghi O; Ghanavati M · Biological trace element research · 2024
    Meta-analysis23 studies pooledAnti-Inflammatory Support forZinc
  21. The Effects of Zinc Supplementation on C-Reactive Protein and Inflammatory Cytokines: A Meta-Analysis and Systematical Review.
    Ceylan MN; Akdas S; Yazihan N · Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research · 2022
    Meta-analysis73 studies pooledAnti-Inflammatory Support forZinc
  22. The Effects of Zinc Sulfate Supplementation on Serum Copeptin, C-Reactive Protein and Metabolic Markers in Zinc-Deficient Diabetic Patients on Hemodialysis: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Hosseini R; Montazerifar F; Shahraki E; Karajibani M; Mokhtari AM; Dashipour AR; Ferns GA; Jalali M · Biological trace element research · 2021
    Randomized trial46 participantsAnti-Inflammatory Support forZinc
  23. Zinc supplementation and cardiovascular disease risk factors: A GRADE-assessed systematic review and dose-response meta-analysis.
    Nazari M; Ashtary-Larky D; Nikbaf-Shandiz M; Goudarzi K; Bagheri R; Dolatshahi S; Omran HS; Amirani N; Ghanavati M; Asbaghi O · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2023
    Meta-analysis75 studies pooledAnti-Inflammatory Support forZinc
  24. Vitamin C may reduce troponin and CKMB levels after PCI and CABG: a meta-analysis.
    Rozemeijer S; Hemilä H; van Baaren M; de Man AME · BMC cardiovascular disorders · 2023
    Meta-analysis872 participants7 studies pooledCardiovascular Support forVitamin C
  25. Vitamin C improves endothelium-dependent vasodilation by restoring nitric oxide activity in essential hypertension.
    Taddei S; Virdis A; Ghiadoni L; Magagna A; Salvetti A · Circulation · 1998
    Clinical trial49 participantsCardiovascular Support forVitamin C
  26. Vitamin C supplementation improves blood pressure and oxidative stress after acute exercise in patients with poorly controlled type 2 diabetes mellitus: A randomized, placebo-controlled, cross-over study.
    Boonthongkaew C; Tong-Un T; Kanpetta Y; Chaungchot N; Leelayuwat C; Leelayuwat N · The Chinese journal of physiology · 2021
    Randomized trial24 participantsCardiovascular Support forVitamin C
  27. Vascular benefits of vitamin C supplementation against fine particulate air pollution in healthy adults: A double-blind randomised crossover trial.
    Ren J; Liang J; Wang J; Yin B; Zhang F; Li X; Zhu S; Tian H; Cui Q; Song J; Liu G; Ling W; Ma Y · Ecotoxicology and environmental safety · 2022
    Randomized trial58 participantsCardiovascular Support forVitamin C
  28. Ascorbic acid reduces blood pressure and arterial stiffness in type 2 diabetes.
    Mullan BA; Young IS; Fee H; McCance DR · Hypertension (Dallas, Tex. : 1979) · 2003
    Randomized trial30 participantsCardiovascular Support forVitamin C
  29. Supplementation with vitamin E alone is associated with reduced myocardial infarction: a meta-analysis.
    Loffredo L; Perri L; Di Castelnuovo A; Iacoviello L; De Gaetano G; Violi F · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2016
    Meta-analysis16 studies pooledCardiovascular Support forVitamin E
  30. Vitamin E ameliorates blood cholesterol level and alters gut microbiota composition: A randomized controlled trial.
    Chen B; Li Y; Li Z; Hu X; Zhen H; Chen H; Nie C; Hou Y; Zhu S; Xiao L; Li T · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2025
    Randomized trial90 participantsCardiovascular Support forVitamin E
  31. Effects of long-term vitamin E supplementation on cardiovascular events and cancer: a randomized controlled trial.
    Lonn E; Bosch J; Yusuf S; Sheridan P; Pogue J; Arnold JM; Ross C; Arnold A; Sleight P; Probstfield J; Dagenais GR; HOPE and HOPE-TOO Trial Investigators · JAMA · 2005
    Randomized trial9,541 participantsCardiovascular Support forVitamin E
  32. Independent and combined associations of dietary antioxidant exposure with all-cause and cause-specific mortality in the general population.
    Liu Z; He Z; Xing Y · Journal of nutritional science · 2026
    Cohort study34,955 participantsCardiovascular Support forVitamin E
  33. Tocotrienol rich fraction supplementation improved lipid profile and oxidative status in healthy older adults: A randomized controlled study.
    Chin SF; Ibahim J; Makpol S; Abdul Hamid NA; Abdul Latiff A; Zakaria Z; Mazlan M; Mohd Yusof YA; Abdul Karim A; Wan Ngah WZ · Nutrition & metabolism · 2011
    Randomized trial62 participantsCardiovascular Support forVitamin E
  34. Dietary vitamin A intake and the incidence of diarrhea and respiratory infection among Sudanese children.
    Fawzi WW; Herrera MG; Willett WC; Nestel P; el Amin A; Mohamed KA · The Journal of nutrition · 1995
    Cohort study28,753 participantsDigestive Health forVitamin A
  35. Vitamin A supplementation decreases disease activity index in patients with ulcerative colitis: A randomized controlled clinical trial.
    Masnadi Shirazi K; Nikniaz Z; Masnadi Shirazi A; Rohani M · Complementary therapies in medicine · 2019
    Randomized trial150 participantsDigestive Health forVitamin A
  36. The effects of vitamin A supplementation on the morbidity of children born to HIV-infected women.
    Coutsoudis A; Bobat RA; Coovadia HM; Kuhn L; Tsai WY; Stein ZA · American journal of public health · 1995
    Randomized trial118 participantsDigestive Health forVitamin A
  37. A randomized, controlled trial of vitamin A in children with severe measles.
    Hussey GD; Klein M · The New England journal of medicine · 1990
    Randomized trial189 participantsDigestive Health forVitamin A
  38. 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 participantsDigestive Health Immunity forVitamin A
  39. Oral zinc supplementation for the treatment of acute diarrhea in children: a systematic review and meta-analysis.
    Lamberti LM; Walker CL; Chan KY; Jian WY; Black RE · Nutrients · 2014
    Meta-analysis18,822 participants104 studies pooledDigestive Health forZinc
  40. Lower-Dose Zinc for Childhood Diarrhea - A Randomized, Multicenter Trial.
    Dhingra U; Kisenge R; Sudfeld CR; Dhingra P; Somji S; Dutta A; Bakari M; Deb S; Devi P; Liu E; Chauhan A; Kumar J; Semwal OP; Aboud S; Bahl R; Ashorn P; Simon J; Duggan CP; Sazawal S; Manji K · The New England journal of medicine · 2020
    Randomized trial4,500 participantsDigestive Health forZinc
  41. 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 participantsDigestive Health General Health forZinc
  42. Short-course prophylactic zinc supplementation for diarrhea morbidity in infants of 6 to 11 months.
    Malik A; Taneja DK; Devasenapathy N; Rajeshwari K · Pediatrics · 2013
    Randomized trial272 participantsDigestive Health forZinc
  43. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledGeneral Health forVitamin C
  44. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption 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 / consensusGeneral Health forVitamin C
  45. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsGeneral Health forVitamin C
  46. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsGeneral Health forVitamin C
  47. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsGeneral Health forVitamin C
  48. 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
  49. 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
  50. 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
  51. 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
  52. 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
  53. 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
  54. 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
  55. 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
  56. 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
  57. 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
  58. 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
  59. 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
  60. 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
  61. 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
  62. 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
  63. 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
  64. 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
  65. 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
  66. 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
  67. 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
  68. 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
  69. 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
  70. Vitamin E supplementation enhances cell-mediated immunity in healthy elderly subjects.
    Meydani SN; Barklund MP; Liu S; Meydani M; Miller RA; Cannon JG; Morrow FD; Rocklin R; Blumberg JB · The American journal of clinical nutrition · 1990
    Randomized trial32 participantsImmunity forVitamin E
  71. Immunomodulatory effects of palm-derived tocotrienol-rich fraction in healthy volunteers following influenza vaccination: A randomised clinical trial.
    Chen S; Ahmad B; Palanisamy UD; Hafid SRA; Selvaduray KR; Radhakrishnan AK · Nutrition research (New York, N.Y.) · 2026
    Randomized trial150 participantsImmunity forVitamin E
  72. Effects of supplementation with tocotrienol-rich fraction on immune response to tetanus toxoid immunization in normal healthy volunteers.
    Mahalingam D; Radhakrishnan AK; Amom Z; Ibrahim N; Nesaretnam K · European journal of clinical nutrition · 2011
    Randomized trialImmunity forVitamin E
  73. Vitamin E and beta-carotene supplementation and hospital-treated pneumonia incidence in male smokers.
    Hemilä H; Virtamo J; Albanes D; Kaprio J · Chest · 2004
    Randomized trial29,133 participantsImmunity forVitamin E
  74. Vitamin E supplementation and in vivo immune response in healthy elderly subjects. A randomized controlled trial.
    Meydani SN; Meydani M; Blumberg JB; Leka LS; Siber G; Loszewski R; Thompson C; Pedrosa MC; Diamond RD; Stollar BD · JAMA · 1997
    Randomized trial88 participantsImmunity forVitamin E
  75. 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
  76. 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
  77. 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
  78. 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
  79. 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
  80. 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
  81. 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
  82. 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
  83. 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
  84. 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
  85. 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
  86. 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
  87. 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
  88. 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
  89. 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
  90. 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
  91. 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
  92. 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 forVitamin E Skin Health forZinc
  93. 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
  94. 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
  95. 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
  96. 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
  97. 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
  98. 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
  99. 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
  100. 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
  101. 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
  102. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  103. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  104. Dietary Nutrient Intake and Progression to Late Age-Related Macular Degeneration in the Age-Related Eye Disease Studies 1 and 2.
    Agrón E; Mares J; Clemons TE; Swaroop A; Chew EY; Keenan TDL; AREDS and AREDS2 Research Groups · Ophthalmology · 2021
    Cohort study8,242 participantsVision Support forCopper
  105. Associations between dietary nutrient intake and the risk of multiple age-related ocular diseases: evidence from longitudinal analysis.
    Yang Y; Zou H · The journal of nutrition, health & aging · 2026
    Cohort study103,192 participantsVision Support forCopper
  106. Dietary habits and dietary nutrient intake in patients with age-related macular degeneration: A case-control study.
    Šalková Kráľová J; Kolář P; Kapounová Z; Veselý P; Derflerová Brázdová Z · Central European journal of public health · 2023
    Case-control study151 participantsVision Support forCopper
  107. A randomized trial of vitamin A and vitamin E supplementation for retinitis pigmentosa.
    Berson EL; Rosner B; Sandberg MA; Hayes KC; Nicholson BW; Weigel-DiFranco C; Willett W · Archives of ophthalmology (Chicago, Ill. : 1960) · 1993
    Randomized trial601 participantsVision Support forVitamin A
  108. Efficacy and safety of retinol palmitate ophthalmic solution in the treatment of dry eye: a Japanese Phase II clinical trial.
    Toshida H; Funaki T; Ono K; Tabuchi N; Watanabe S; Seki T; Otake H; Kato T; Ebihara N; Murakami A · Drug design, development and therapy · 2018
    Randomized trial66 participantsVision Support forVitamin A
  109. Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age.
    Imdad A; Mayo-Wilson E; Haykal MR; Regan A; Sidhu J; Smith A; Bhutta ZA · The Cochrane database of systematic reviews · 2022
    Meta-analysis1,223,856 participants47 studies pooledVision Support forVitamin A
  110. Vitamin A supplementation improves retinal function in infants at risk of retinopathy of prematurity.
    Mactier H; McCulloch DL; Hamilton R; Galloway P; Bradnam MS; Young D; Lavy T; Farrell L; Weaver LT · The Journal of pediatrics · 2012
    Randomized trial89 participantsVision Support forVitamin A
  111. Effect of short-term, high-dose retinol on dark adaptation in aging and early age-related maculopathy.
    Owsley C; McGwin G; Jackson GR; Heimburger DC; Piyathilake CJ; Klein R; White MF; Kallies K · Investigative ophthalmology & visual science · 2006
    Randomized trial104 participantsVision Support forVitamin A
  112. Role of Oral Vitamin 'C' on Astigmatic Errors in Phacoemulsification.
    Mohan S; Sah K; Khattri M; Ahmad L; Sachan SK · Current eye research · 2021
    Randomized trial400 participantsVision Support forVitamin C
  113. Ascorbic acid metabolites are involved in intraocular pressure control in the general population.
    Hysi PG; Khawaja AP; Menni C; Tamraz B; Wareham N; Khaw KT; Foster PJ; Benet LZ; Spector TD; Hammond CJ · Redox biology · 2019
    Observational studyVision Support forVitamin C
  114. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  115. Dietary n-3 Fatty Acid, α-Tocopherol, Zinc, vitamin D, vitamin C, and β-carotene are Associated with Age-Related Macular Degeneration in Japan.
    Aoki A; Inoue M; Nguyen E; Obata R; Kadonosono K; Shinkai S; Hashimoto H; Sasaki S; Yanagi Y · Scientific reports · 2017
    Case-control study530 participantsVision Support forVitamin C Vision Support forVitamin E
  116. Adherence to a Mediterranean diet, lifestyle and age-related macular degeneration: the Coimbra Eye Study - report 3.
    Raimundo M; Mira F; Cachulo MDL; Barreto P; Ribeiro L; Farinha C; Laíns I; Nunes S; Alves D; Figueira J; Merle BM; Delcourt C; Santos L; Silva R · Acta ophthalmologica · 2019
    Case-control study883 participantsVision Support forVitamin C
  117. Long-term nutrient intake and 5-year change in nuclear lens opacities.
    Jacques PF; Taylor A; Moeller S; Hankinson SE; Rogers G; Tung W; Ludovico J; Willett WC; Chylack LT · Archives of ophthalmology (Chicago, Ill. : 1960) · 2005
    Cohort study408 participantsVision Support forVitamin E
  118. Dietary intake of antioxidants and risk of age-related macular degeneration.
    van Leeuwen R; Boekhoorn S; Vingerling JR; Witteman JC; Klaver CC; Hofman A; de Jong PT · JAMA · 2005
    Cohort study4,765 participantsVision Support forVitamin E
  119. Antioxidant vitamin and mineral supplements for slowing the progression of age-related macular degeneration.
    Evans JR; Lawrenson JG · The Cochrane database of systematic reviews · 2023
    Meta-analysis3,790 participants5 studies pooledVision Support forZinc
  120. Oral zinc in macular degeneration.
    Newsome DA; Swartz M; Leone NC; Elston RC; Miller E · Archives of ophthalmology (Chicago, Ill. : 1960) · 1988
    Randomized trial151 participantsVision Support forZinc
  121. A randomized, placebo-controlled, clinical trial of high-dose supplementation with vitamins C and E, beta carotene, and zinc for age-related macular degeneration and vision loss: AREDS report no. 8.
    Age-Related Eye Disease Study Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2001
    Randomized trial3,640 participantsVision Support forZinc
  122. Effect of vitamin A and zinc supplementation on the nutriture of children in Northeast Thailand.
    Udomkesmalee E; Dhanamitta S; Sirisinha S; Charoenkiatkul S; Tuntipopipat S; Banjong O; Rojroongwasinkul N; Kramer TR; Smith JC · The American journal of clinical nutrition · 1992
    Randomized trial133 participantsVision Support forZinc