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Test HD Elite

4.5
★ ★ ★ ★ ★
(71 ratings)
Zinc 30 mg
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Score44
Vitamin D3 and zinc are useful disclosed nutrients, but an opaque Test Matrix prevents evaluation of the product’s main claim. Cost, capsule burden, and long-term zinc balance are additional drawbacks.
How scoring works
Capsule
Quantity:120 Capsule(s) • (30 servings)
Goals:
Hair Health
Testosterone Support
Immunity

Score 44

Vitamin D3 and zinc are useful disclosed nutrients, but an opaque Test Matrix prevents evaluation of the product’s main claim. Cost, capsule burden, and long-term zinc balance are additional drawbacks.
How scoring works
$79.99($2.66 per serving)
iHerb
$ 79.99
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Analysis

The disclosed actives include vitamin D3 and 30 mg of zinc gluconate. Both can support normal endocrine and immune functions when intake is inadequate, but neither confirms a strong testosterone effect in users with adequate status.

Most of the intended value appears to sit in a Test Matrix with no usable ingredient or dose information in the supplied data. That opacity prevents assessment of effectiveness, interactions, and suitability for hair, skin, vision, or general wellness.

A four-capsule serving is costly and less convenient than focused vitamin D or zinc products. Regular use also deserves attention to copper balance because the substantial zinc amount is not paired with copper.

Who is it for
  • Adults willing to verify the full Test Matrix label
  • Users seeking vitamin D3 and zinc in one male-focused formula
  • People who accept a four-capsule serving
Best for
  • Foundational zinc and vitamin D intake
  • Users who can confirm all proprietary-blend ingredients
  • Shorter periods of male-focused supplementation

Pros

  • Provides vitamin D3
  • Uses zinc gluconate
  • Clearly states both disclosed nutrient amounts
  • Keeps zinc below the usual adult upper intake level

Cons

  • The Test Matrix contents and doses are not assessable
  • Requires four capsules per serving
  • Offers weak value based on disclosed actives
  • No copper is disclosed
  • It is poorly aligned with several attached goals

Warnings

  • Verify the complete Test Matrix before use because hidden actives may create medication, stimulant, or hormone-related concerns.
  • Prolonged daily intake of 30 mg zinc without copper may impair copper balance.
  • Zinc can reduce absorption of tetracycline or quinolone antibiotics and penicillamine when taken too closely.

Nutrient quality

59 Moderate impact

Zinc gluconate and vitamin D3 are useful forms, but the test matrix cannot be assessed. Useful named nutrients cannot justify the opaque matrix or the very weak serving value.

Ingredient transparency

39 Lower impact

Zinc and vitamin D3 are quantified, while the test matrix has no usable amount. Named matrices or blends conceal their component-level doses.

Customer satisfaction

59 Moderate impact

The supplied average is positive, with small response volume. Complaint patterns and purpose-related experiences are not supplied.

Value for money

19 Limited impact

The asking price is difficult to justify for the disclosed formula. Serving value is weak relative to the zinc support provided.

Report analysis

Goals

Hair Health
Healthy Hair Growth Cycle
Hair Health
Impact
Moderate effect
C Goal FitB- Strength of SupportD CoverageF Formula Quality
Vitamin D · 25 mcgZinc · 30 mg

Zinc and vitamin D may support hair when a deficiency is present. The zinc amount is substantial but high for prolonged daily use without copper.

The testosterone matrix has no disclosed ingredient amounts and cannot be evaluated for hair relevance or safety. A hormone-oriented product is a poor substitute for a transparent hair formula and may not suit androgen-sensitive shedding.

Study evidence
Vitamin D Disputed 34 studies
Zinc Supportive 22 studies
Testosterone Support
Natural Hormone Production
Testosterone Support
Impact
Moderate effect
C+ Goal FitC- Strength of SupportD+ CoverageD- Formula Quality
Zinc · 30 mgVitamin D · 25 mcg

Vitamin D3 and a robust zinc amount give the formula clear relevance to testosterone support. The undisclosed Test Matrix prevents judging whether its other claims have dependable human evidence.

Zinc gluconate is a reasonable form, but daily use at 30 mg lacks balancing copper. Hidden blend amounts limit dose assessment and make the four-capsule formula less transparent.

Study evidence
Zinc Disputed 7 studies
Immunity
Immunity
Impact
Moderate effect
C+ Goal FitC Strength of SupportF CoverageF Formula Quality
Zinc · 30 mgVitamin D · 25 mcg

Vitamin D and zinc can support normal immune function, and both are present at meaningful amounts. Those nutrients are secondary to an opaque testosterone-focused blend rather than part of a complete immune formula.

The zinc amount is high for indefinite daily use without copper, which can disturb mineral balance over time. Zinc can also reduce absorption of tetracycline or quinolone antibiotics and penicillamine when taken too closely.

Study evidence
Vitamin D Supportive 85 studies
Zinc Supportive 73 studies

Ingredients

IngredientAmount per serving
Total Carbohydrates
1 Gram(s)
Vitamin D (Cholecalciferol)
 25 mcg
Zinc (Zinc Gluconate)
 30 mg
Test Matrix
0 NP
Adults 18–50
Report overview
Zinc (Zinc Gluconate) · 30 mg OverallScore73
B+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

Zinc gluconate is an effective organic salt with good absorption potential. The 30 mg amount provides a robust daily dose, while the lack of copper raises concern for long-term daily use. The serving cost is extremely high for a basic zinc gluconate dose. Zinc can reduce absorption of tetracycline or quinolone antibiotics and penicillamine, so users should separate doses according to their prescription directions.

View ingredientView products
Loading alternative details
87 Performance

Zinc Picolinate 22 mg

Solgar
The focused 22 mg zinc picolinate formula offers strong absorption and a more practical maintenance amount than the original's opaque performance blends. Its clear single-active label also removes the uncertainty created by unnecessary or opaque additions.
87 Performance

Zinc Picolinate 25 mg

Thompson
A clearly disclosed 25 mg zinc picolinate dose is easier to use routinely than the original's opaque performance blends. The simple formula combines favorable absorption with an amount below the usual adult upper limit.
86 Performance

L-OptiZinc 30 mg

NOW
L-OptiZinc monomethionine provides a specific, well-absorbed form that improves on the original's opaque performance blends. The small copper addition offers some balance, although it may not fully offset sustained intake of 30 mg zinc.
84 Budget

Zinc Gluconate 30 mg

Swanson
Its lower recurring cost improves the value comparison, while 30 mg zinc gluconate reduces the dosing concern compared with the original's opaque performance blends. The form and amount are clearly stated, though sustained use still calls for attention to copper intake.
85 Budget

Zinc 30 mg

Nature Made
Its lower recurring cost improves the value comparison, and the focused 30 mg zinc gluconate tablet avoids the extra or opaque ingredients in the original's opaque performance blends. The amount remains substantial without reaching the common 50 mg excess seen in many originals.
85 Budget

Zinc Chelate 30 mg

Nature's Way
Its lower recurring cost improves the value comparison, while 30 mg zinc bisglycinate provides a well-absorbed chelate with a simpler profile than the original's opaque performance blends. No copper is included, so prolonged daily use still deserves caution.
85 Value

Chelated Zinc 30 mg

Swanson
TRAACS zinc glycinate supplies a specific 30 mg chelate with strong absorption potential, giving better quality for the cost than the original's opaque performance blends. The capsule stays focused and economical, although it does not include copper.
86 Value

Chelated Zinc 30 mg

Carlson
A 30 mg zinc glycinate chelate combines favorable absorption and digestive tolerance with strong serving value compared with the original's opaque performance blends. The long supply supports economical use, but ongoing intake may still reduce copper status.
83 Value

Zinc 30 mg

Nature's Life
Zinc picolinate plus copper offers a more complete mineral-balance approach for the cost than the original's opaque performance blends. The copper addition is useful, although repeated copper entries make the exact total less clear than it should be.
Report alternatives

Sources

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

  1. 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
  2. Zinc for infection prevention in children with sickle cell anemia: a randomized double-blind placebo-controlled trial.
    Namazzi R; Opoka R; Conroy AL; Datta D; Tagoola A; Bond C; Goings MJ; Ryu MS; Cusick SE; Krebs NF; Jang JH; Tu W; Ware RE; John CC · Blood advances · 2023
    Randomized trial252 participantsImmunity forZinc
  3. 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
  4. Increased prevalence of vitamin D deficiency in patients with alopecia areata: a systematic review and meta-analysis.
    Lee S; Kim BJ; Lee CH; Lee WS · Journal of the European Academy of Dermatology and Venereology : JEADV · 2018
    Meta-analysis2,039 participants14 studies pooledHair Health forVitamin D
  5. Intralesional vitamin D3 in treatment of alopecia areata: A randomized controlled clinical trial.
    Rashad AF; Elgamal E; Fouda I · Journal of cosmetic dermatology · 2022
    Randomized trial60 participantsHair Health forVitamin D
  6. Vitamin D and its Analogs in Treatment of Mild to Moderate Alopecia Areata: Systematic Review and Meta-Analysis.
    Alsaati AA; Kaliyadan F; Alsaadoun D; Alzakry LM; Alzabadin RA; Hakami TH; Rubaian NFB · Indian dermatology online journal · 2025
    Meta-analysisHair Health forVitamin D
  7. Topical calcipotriol vs narrowband ultraviolet B in treatment of alopecia areata: a randomized-controlled trial.
    El Taieb MA; Hegazy EM; Ibrahim HM; Osman AB; Abualhamd M · Archives of dermatological research · 2020
    Randomized trial60 participantsHair Health forVitamin D
  8. Serum 25 hydroxyvitamin D in non-scarring alopecia: A systematic review and meta-analysis.
    Chen Y; Dong X; Wang Y; Li Y; Xiong L; Li L · Journal of cosmetic dermatology · 2024
    Meta-analysis10,670 participants23 studies pooledHair Health forVitamin D
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. Vitamin D supplementation to prevent acute respiratory infections: individual participant data meta-analysis.
    Martineau AR; Jolliffe DA; Greenberg L; Aloia JF; Bergman P; Dubnov-Raz G; Esposito S; Ganmaa D; Ginde AA; Goodall EC; Grant CC; Janssens W; Jensen ME; Kerley CP; Laaksi I; Manaseki-Holland S; Mauger D; Murdoch DR; Neale R; Rees JR; Simpson S; Stelmach I; Trilok Kumar G; Urashima M; Camargo CA; Griffiths CJ; Hooper RL · Health technology assessment (Winchester, England) · 2020
    Meta-analysis11,321 participants25 studies pooledImmunity forVitamin D
  15. Association Between Vitamin D and Influenza: Meta-Analysis and Systematic Review of Randomized Controlled Trials.
    Zhu Z; Zhu X; Gu L; Zhan Y; Chen L; Li X · Frontiers in nutrition · 2022
    Meta-analysis4,859 participants10 studies pooledImmunity forVitamin D
  16. Vitamin D3 and deconvoluting a rash.
    Ernst MK; Evans ST; Techner JM; Rothbaum RM; Christensen LF; Onay UV; Biyashev D; Demczuk MM; Nguyen CV; Honda KS; McCormick TS; Tsoi LC; Gudjonsson JE; Cooper KD; Lu KQ · JCI insight · 2023
    Randomized trial28 participantsImmunity forVitamin D
  17. Effect of vitamin D3 supplementation on cellular immunity and inflammatory markers in COVID-19 patients admitted to the ICU.
    Bychinin MV; Klypa TV; Mandel IA; Yusubalieva GM; Baklaushev VP; Kolyshkina NA; Troitsky AV · Scientific reports · 2022
    Randomized trial110 participantsImmunity forVitamin D
  18. Current opinion on the role of vitamin D supplementation in respiratory infections and asthma/COPD exacerbations: A need to establish publication guidelines for overcoming the unpublished data.
    Anitua E; Tierno R; Alkhraisat MH · Clinical nutrition (Edinburgh, Scotland) · 2022
    Meta-analysis50,554 participants65 studies pooledImmunity forVitamin D
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  26. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc