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Zinc Picolinate 30 mg

4.8
★ ★ ★ ★ ★
(24423 ratings)
Zinc 30 mg
Product Image
Score84
A simple 30 mg zinc picolinate capsule offers clear, effective dosing and a long supply. Copper balance is the main long-term concern.
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Capsule
Quantity:180 Capsule(s) • (180 servings)
Goals:
Immunity
General Health
Testosterone Support
Hair Health
Skin Health
Vision Support

Score 84

A simple 30 mg zinc picolinate capsule offers clear, effective dosing and a long supply. Copper balance is the main long-term concern.
How scoring works
$41.00($0.22 per serving)
iHerb
$ 41.00
Vitacost
$ 41.00
Amazon
$ 41.00
Walmart
$ 41.00
Vitacost
$ 41.00
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Analysis

The capsule provides 30 mg of zinc as picolinate with no other listed actives. Clear dosing and a readily dissolving format make it easy to use.

The amount is robust and can suit a defined supplementation period. Long-term daily use may lower copper status because the formula does not include copper.

A 180-serving bottle provides a long supply at a moderate cost. It fits adults who want a simple premium zinc form and can manage duration and total intake.

Who is it for
  • Adults seeking zinc picolinate
  • Users wanting a robust 30 mg dose
  • People who prefer a single-active capsule
Best for
  • Focused zinc supplementation
  • Long-supply use
  • Premium-form zinc

Pros

  • Uses zinc picolinate
  • Clearly states 30 mg
  • Contains one active
  • Provides 180 servings

Cons

  • No copper is included
  • Dose is high for indefinite casual use
  • Serving cost is moderate rather than low

Warnings

  • Long-term 30 mg zinc intake may reduce copper absorption
  • Zinc may cause nausea on an empty stomach
  • Separate from certain antibiotics when directed

Nutrient quality

88 Highest impact

A premium form and meaningful amount provide focused zinc support. The lack of copper makes prolonged daily use less balanced.

Ingredient transparency

84 Highest impact

The zinc form and amount are fully disclosed without a hidden blend. Complete directions and inactive ingredients are absent.

Customer satisfaction

74 High impact

The aggregate rating is exceptionally strong and the evidence base is very large. Specific experience details are unavailable, so complaint patterns and purpose fit remain uncertain.

Value for money

89 Highest impact

Premium form quality and a focused long supply support strong value. Serving economy is good rather than category-leading.

Report analysis

Goals

Immunity
Impact
Highest effect
A Goal FitA+ Strength of SupportC CoverageA+ Formula Quality
Zinc · 30 mg

Zinc picolinate provides a well-absorbed immune mineral at a meaningful 30 mg amount. The focused capsule clearly discloses both form and dose.

The product offers strong depth for zinc-dependent immunity but does not address other immune pathways. Prolonged daily use may affect copper balance because copper is not included.

Study evidence
Zinc Supportive 73 studies
General Health
Impact
Highest effect
A Goal FitA Strength of SupportC- CoverageA- Formula Quality
Zinc · 30 mg

Zinc picolinate supplies a well-absorbed form of an essential trace mineral. The amount can support zinc status, normal immune function, and many enzyme-dependent processes.

The focused formula offers strong depth but little breadth beyond zinc-related functions. Long-term daily use at this amount without copper may contribute to copper imbalance, especially when dietary copper is low.

Study evidence
Zinc Supportive 60 studies
Testosterone Support
Impact
High effect
B- Goal FitA- Strength of SupportD+ CoverageA- Formula Quality
Zinc · 30 mg

Zinc picolinate at 30 mg provides a well-absorbed foundational mineral that may support testosterone when zinc intake or status is inadequate. Evidence does not show that zinc reliably raises testosterone beyond a healthy baseline in replete users.

The single-active capsule is transparent and meaningfully dosed but covers no stress, vitamin D, or free-hormone pathway. Copper is absent, so extended daily use at 30 mg is less balanced.

Study evidence
Zinc Disputed 7 studies
Hair Health
Impact
High effect
C+ Goal FitB+ Strength of SupportD- CoverageB Formula Quality
Zinc · 30 mg

Zinc supports follicle function and may help when low zinc status contributes to shedding. Routine high intake is unlikely to improve hair when zinc status is adequate.

Zinc picolinate provides a clearly disclosed 30 mg amount. Long-term use at this amount without copper may contribute to copper depletion in susceptible users.

Study evidence
Zinc Supportive 22 studies
Skin Health
Impact
High effect
C- Goal FitB+ Strength of SupportD- CoverageB Formula Quality
Zinc · 30 mg

Zinc supports normal skin repair, but a single mineral cannot provide broad skin support. Zinc has established skin biology, though extra zinc has limited visible benefit when status is adequate.

The amount is substantial but lacks copper for extended daily use. Zinc picolinate is a highly absorbable form and the amount is fully disclosed.

Study evidence
Zinc Supportive 66 studies
Vision Support
Impact
High effect
B- Goal FitB- Strength of SupportD- CoverageB- Formula Quality
Zinc · 30 mg

Zinc supports retinal enzyme activity and vitamin A transport, giving it a clear role in ocular nutrition. The disclosed amount is substantial and can contribute to a broader vision regimen.

Zinc alone does not recreate the balanced combinations used in established vision formulas. Higher daily amounts also need attention to copper intake because prolonged use can reduce copper absorption.

Study evidence
Zinc Supportive 39 studies

Ingredients

IngredientAmount per serving
Zinc (Zinc Picolinate)
30 mg
Gluten Free Adults 18–50
Report overview
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB+ Value

Zinc picolinate provides strong absorption potential, and the capsule should dissolve readily. The 30 mg dose is effective, though copper is absent for prolonged daily use. The per-serving cost matches the collection median and is reasonable for a premium zinc form.

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Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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 forZinc
  21. 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
  22. 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
  23. 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
  24. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  25. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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