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Testosterone Booster

4.5
★ ★ ★ ★ ★
(111 ratings)
Zinc 15 mg
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Score59
A hormone-active formula built around DHEA, DIM, and zinc rather than a simple testosterone supplement. DHEA creates meaningful safety and eligibility concerns that call for professional oversight.
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Capsule
Quantity:60 Capsule(s) • (30 servings)
Goals:
Testosterone Support
Fitness
Immunity

Score 59

A hormone-active formula built around DHEA, DIM, and zinc rather than a simple testosterone supplement. DHEA creates meaningful safety and eligibility concerns that call for professional oversight.
How scoring works
$33.38($1.11 per serving)
Vitacost
$ 40.25
iHerb
$ 37.33
Pure Formulas
$ 33.38
Vitacost
$ 40.25
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Analysis

The capsules provide 15 mg zinc, 75 mg DIM, 50 mg DHEA, 20 mg rhodiola, and 2 mg vitamin B6. Zinc and DIM are relevant to hormone-related pathways, but DHEA is an active hormone precursor with effects that extend well beyond basic nutrient support.

The rhodiola amount is modest, and the zinc chelate does not name its ligand, so those parts of the formula are less compelling. The blend also lacks direct strength, endurance, or recovery ingredients despite its fitness positioning.

DHEA can alter androgen and estrogen exposure and may affect skin, hair, mood, and medication response. The formula is not appropriate for casual self-directed use, especially for people with hormone-sensitive conditions or competitive-sport restrictions.

Who is it for
  • Adults using DHEA under qualified medical supervision
  • Users with a confirmed hormone-related reason for this exact formula
  • People who have checked sport-eligibility rules
Best for
  • Clinician-guided hormone support
  • Short, monitored use when specifically indicated
  • Users needing the disclosed zinc and DIM combination

Pros

  • All active amounts are disclosed
  • Includes a useful zinc maintenance amount
  • DIM provides a clearly defined hormone-related ingredient
  • Two-capsule serving is straightforward

Cons

  • DHEA is a potent hormone precursor
  • Rhodiola amount is modest
  • Zinc chelate ligand is not identified
  • Poor fit for routine general, immune, skin, or hair support

Warnings

  • Use the 50 mg DHEA only with clinician oversight because it can alter androgen and estrogen activity
  • Avoid without specialist guidance in hormone-sensitive conditions or while using hormone-related medicines
  • DHEA may worsen acne, oily skin, or androgen-related hair loss in susceptible users
  • Competitive athletes should verify whether DHEA is prohibited by their governing body

Nutrient quality

59 Moderate impact

Zinc has a useful maintenance amount, but its generic chelate gives limited absorption assurance. DHEA is an aggressive hormone-active addition, while rhodiola is too lightly dosed to add much practical value.

Ingredient transparency

76 High impact

All listed active amounts are stated without a proprietary blend. The generic zinc chelate, unstandardized rhodiola, missing directions, and absent capsule excipients limit detail.

Customer satisfaction

59 Moderate impact

The supplied aggregate result is solid and supported by a modest feedback base. No comment-level evidence is available, so recurring problems and purpose-specific experiences remain unknown.

Value for money

37 Lower impact

The useful zinc amount and hormone-focused ingredients provide some substance. A high serving cost, a token rhodiola amount, and DHEA safety trade-offs make the formula weak value.

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Goals

Testosterone Support
Impact
High effect
B Goal FitB Strength of SupportB- CoverageC+ Formula Quality
Zinc · 15 mg

Zinc, DHEA, DIM, and rhodiola address several hormone-related mechanisms, giving the formula broad goal alignment. Zinc is adequately dosed, while the small rhodiola amount is unlikely to provide strong stress support.

DHEA is an active hormone precursor rather than a simple nutrient and can alter androgen and estrogen levels. People with hormone-sensitive conditions or using hormone-related medicines should use the 50 mg DHEA only with clinician oversight.

Study evidence
Zinc Disputed 7 studies
Fitness
Impact
Moderate effect
D+ Goal FitC Strength of SupportC- CoverageC- Formula Quality

Zinc, DHEA, DIM, and Rhodiola target hormone and stress pathways related to training adaptation. The formula lacks a direct strength, endurance, or recovery agent with robust sports evidence.

The Rhodiola amount is too small for a meaningful adaptogen effect, while DHEA is a hormone with significant safety and eligibility concerns. DHEA can alter androgen and estrogen exposure, making the formula unsuitable for people with hormone-sensitive conditions without medical oversight.

Study evidence
Rhodiola Supportive 13 studies
Zinc Supportive 7 studies
Immunity
Impact
Moderate effect
D+ Goal FitC Strength of SupportD CoverageD Formula Quality
Zinc · 15 mg

Zinc supplies a direct immune-relevant nutrient at a meaningful maintenance amount. Vitamin B6 adds modest support, while rhodiola is too small to provide dependable immune depth.

DHEA and DIM make the formula primarily hormone-focused rather than immune-focused. DHEA can alter androgen and estrogen activity, creating endocrine and medication-interaction concerns unrelated to routine immune support.

Study evidence
Zinc Supportive 73 studies

Ingredients

IngredientAmount per serving
Vitamin B6 (Pyridoxine Hydrochloride)
2 mg
Zinc (Zinc Chelate)
15 mg
DIM
75 mg
Dehydroepiandrosterone
50 mg
Rhodiola rosea
20 mg
Gluten Free Adults 18–50 Dairy Free No Allergies
Report overview
Zinc (Zinc Chelate) · 15 mg OverallScore60
D Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

The generic chelate leaves absorption quality uncertain, although standard capsules provide a workable delivery method. The 15 mg dose supports maintenance with a low copper-imbalance risk. Serving cost is high for the delivered dose.

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Sources

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

  1. 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
  2. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  3. Effects of Rhodiola rosea on Physical and Decision-Making Performance in Football Players: A Randomised Controlled Trial.
    Dou Y; Wang Y; Zhang W; Jiang Y; Zhang J; Yang T; Han Z; Li Y; Liu C; Ren D · Nutrients · 2026
    Randomized trial24 participantsFitness forRhodiola
  4. Dose-Response Effects of Short-Term Rhodiola rosea (Golden Root Extract) Supplementation on Anaerobic Exercise Performance and Cognitive Function in Resistance-Trained Athletes: A Randomized, Crossover, Double-Blind, and Placebo-Controlled Study.
    Koozehchian MS; Newton AT; Mabrey G; Bonness FM; Rafajlovska R; Naderi A · Nutrients · 2025
    Randomized trial27 participantsFitness forRhodiola
  5. The Effect of Short-Term Rhodiola rosea Supplementation on Simulated Game Time, Perceived Fatigue, and Performance in Basketball Players.
    Wang J; Zhao H; Yu L; Zhao K; Jiang W; Liu S; Dai J; Xu L; Sun P; Yun H; Liu C · Nutrients · 2025
    Randomized trial48 participantsFitness forRhodiola
  6. Combined Rhodiola rosea and eccentric training boost endurance performance and lower-limb reactive strength in recreationally active women.
    Wang IL; Su Y; Zhang L; Tang M; Chen YM · Frontiers in physiology · 2025
    Randomized trial30 participantsFitness forRhodiola
  7. The Impact of Rhodiola Rosea Extract on Strength Performance in Alternative Bench-Press and Bench-Pull Exercises Under Resting and Mental Fatigue Conditions: A Randomized, Triple-Blinded, Placebo-Controlled, Crossover Trial.
    Marcos-Frutos D; Leban Ž; Li Z; Zhang X; Lara PM; Alix-Fages C; Jiménez-Martínez P; Zebboudji N; Caillet A; Redondo B; Vera J; Janicijevic D; García-Ramos A · Nutrients · 2025
    Randomized trial18 participantsFitness forRhodiola
  8. 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
  9. 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
  10. [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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc