Testosterone UP

Testosterone UP

Irwin Naturals4.6 (389 ratings)
Format:Softgel Quantity: 120 Softgel(s) · 40 servings
Goals
$59.99 $1.49 per serving

Product analysis

47 out of 100

Testosterone UP provides zinc that may support normal hormone function when zinc intake is low. The herbal blend is not fully identified, limiting how confidently its broader purpose can be judged.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality49

Zinc uses a favorable form, and copper uses a reasonable form. Most of the other ingredients are not described in enough detail for a confident quality comparison.

Ingredient Transparency56

Ingredient amounts are disclosed, but most forms remain unspecified. The proprietary blend does not identify its individual components, limiting clarity about what you would take.

Value For Money30

The serving appears relatively expensive for its zinc, copper and stinging nettle contributions. Price information for the remaining ingredients is too limited for a firm value judgment.

Customer Satisfaction74

Buyer ratings are positive across a moderate number of reviews. That supports a positive picture of satisfaction, while reviews do not establish health benefits.

Product Focus28

The clearest nutritional benefit comes from zinc when intake is inadequate. The many ingredients and broad aims make the formula less concentrated, while undisclosed blend components add uncertainty.

Format
Softgel
Container
120 Softgel(s)
Per serving
$1.49
Customer rating
4.6 · 389 ratings
Report analysis

Goals

Testosterone Support
Impact
Moderate effect
C Ingredient FitF PathwaysA- EvidenceA Formulation Logic
Zinc · 30 mg
Study evidence
Ginger Not classified

No linked studies yet.

Zinc Disputed 7 studies
Everyday Health
Impact
Moderate effect
D Ingredient FitD+ PathwaysB- EvidenceA- Formulation Logic
Zinc · 30 mg
Study evidence
Ginger Supportive 25 studies
Zinc Supportive 60 studies
Hair Health
Impact
High effect
B- Ingredient FitD- PathwaysA EvidenceA+ Formulation Logic
Zinc · 30 mg
Study evidence
Copper Adverse 4 studies
Zinc Supportive 22 studies
Fitness
Impact
Moderate effect
C- Ingredient FitF PathwaysD+ EvidenceA+ Formulation Logic
Study evidence
Zinc Supportive 7 studies
Skin Health
Impact
High effect
C Ingredient FitC- PathwaysA- EvidenceA+ Formulation Logic
Zinc · 30 mgCopper · 2 mg
Study evidence
Copper Supportive 16 studies
Zinc Supportive 66 studies
Impact
High effect
C- Ingredient FitD PathwaysA- EvidenceA+ Formulation Logic
Zinc · 30 mgCopper · 2 mg
Study evidence
Copper Supportive 7 studies
Zinc Supportive 39 studies

Ingredients

IngredientAmount per servingScore
Calories
35 Calorie(s)
Total Fat
2 Gram(s)
Protein
1 Gram(s)
Zinc (Zinc Methionine)
30 mg 85
Copper (Copper Citrate)
2 mg 76
Medium Chain Triglyceride Oil
900 mg
Pumpkin Seed Oil
900 mg
Nettle root extract
300 mg 78
Plant Sterols
150 mg
Asian Ginseng root extract
100 mg
LJ100 (Tongkat Ali Root Extract)
100 mg
Chrysin
99 mg
Gamma Oryzanol
50 mg
BioPerine Complex
6 mg
Men 18–50
Report overview
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyF Value
A serving provides 30 mg zinc at a high cost per serving. It uses zinc methionine. It also supplies 2 mg copper.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

It uses zinc methionine.
Zinc Form Bioavailability
It uses zinc methionine.

Dose, Safety & Label Transparency97

The serving provides 30 mg of zinc. The serving also contains 2 mg copper, giving a zinc-to-copper ratio of 15:1.
Elemental Dose Transparency
The elemental zinc amount is clearly stated.
Zinc Dosage Safety & Effectiveness
The serving provides 30 mg of zinc.
Zinc-to-Copper Mineral Balance
The serving also contains 2 mg copper, giving a zinc-to-copper ratio of 15:1.

Value30

The cost per serving is high.
Price Per Serving Efficiency
The cost per serving is high.
A Composition And Label DisclosureA+ Composition And Label DisclosureF Commercial Price And Usability
A serving provides 300 mg of nettle extract at a high cost. The extract has a 4:1 ratio, though its active content is unclear.
How this ingredient is rated

Composition and Label Disclosure90

Root or leaf is indicated, though the specific part is unclear in the available details. The nettle extract has a 4:1 ratio; this does not establish its active content.
Root or Leaf Identity Disclosure
Root or leaf is indicated, though the specific part is unclear in the available details.
Nettle Preparation and Marker Detail
The nettle extract has a 4:1 ratio; this does not establish its active content.

Composition and Label Disclosure100

The selected serving lists 300 mg of nettle extract.
Nettle Amount Disclosure
The selected serving lists 300 mg of nettle extract.

Commercial Price and Usability10

The cost per selected serving is high.
Selected-Serving Price Comparison
The cost per selected serving is high.
B Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyF Value
The serving provides 2 mg of copper at a high cost per serving. The copper source is Copper Citrate. It also provides 30 mg of zinc per serving.
How this ingredient is rated

Active Ingredient Quality & Bioavailability79

The copper source is Copper Citrate. The named source is an organic copper salt.
Copper Form Bioavailability
The copper source is Copper Citrate. The named source is an organic copper salt.
Elemental Copper Labeling Clarity
The label states both the elemental copper amount and its source.

Dose, Safety & Label Transparency100

The serving supplies 2 mg of copper. It also provides 30 mg of zinc per serving.
Copper Dosage Safety & Efficacy
The serving supplies 2 mg of copper.
Zinc-to-Copper Balance
The serving contains 30 mg zinc alongside 2 mg copper.

Value20

The cost per serving is high.
Price Per Serving Efficiency
The cost per serving is high.
Report alternatives

Sources

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

  1. Effect of a Standardized Ginger Root Powder Regimen on Chemotherapy-Induced Nausea and Vomiting: A Multicenter, Double-Blind, Placebo-Controlled Randomized Trial.
    Crichton M; Marshall S; Isenring E; Lohning A; McCarthy AL; Molassiotis A; Bird R; Shannon C; Koh A; McPherson I; Marx W · Journal of the Academy of Nutrition and Dietetics · 2024
    Randomized trial103 participantsEveryday Health forGinger
  2. Efficacy and safety of steamed ginger extract for gastric health: a randomized, double-blind, placebo-controlled multi-center clinical trial.
    Baek HI; Ha NR; Kim C; Im TJ; Kim YY; Hwang SH; Bae JW · Food & function · 2025
    Randomized trial80 participantsEveryday Health forGinger
  3. Ginger extract versus Loratadine in the treatment of allergic rhinitis: a randomized controlled trial.
    Yamprasert R; Chanvimalueng W; Mukkasombut N; Itharat A · BMC complementary medicine and therapies · 2020
    Randomized trial80 participantsEveryday Health forGinger
  4. The effect of frankincense (Boswellia serrata, oleoresin) and ginger (Zingiber officinale, rhizoma) on heavy menstrual bleeding: A randomized, placebo-controlled, clinical trial.
    Eshaghian R; Mazaheri M; Ghanadian M; Rouholamin S; Feizi A; Babaeian M · Complementary therapies in medicine · 2019
    Randomized trial102 participantsEveryday Health forGinger
  5. The effect of ginger (Zingiber officinale) supplementation on clinical, biochemical, and anthropometric parameters in patients with multiple sclerosis: a double-blind randomized controlled trial.
    Foshati S; Poursadeghfard M; Heidari Z; Amani R · Food & function · 2023
    Randomized trial52 participantsEveryday Health forGinger
  6. 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 participantsEveryday Health forZinc
  7. 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 participantsEveryday Health forZinc
  8. 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 participantsEveryday Health forZinc
  9. 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 participantsEveryday Health forZinc
  10. 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 participantsEveryday Health forZinc
  11. 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 pooledEye Health forCopper
  12. 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 participantsEye Health forCopper
  13. 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 participantsEye Health forCopper
  14. 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 participantsEye Health forCopper
  15. 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 participantsEye Health forCopper
  16. Antioxidant vitamin and mineral supplements for age-related macular degeneration.
    Evans JR · The Cochrane database of systematic reviews · 2002
    Systematic review170 participants7 studies pooledEye Health forZinc
  17. 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 pooledEye Health forZinc
  18. Oral zinc in macular degeneration.
    Newsome DA; Swartz M; Leone NC; Elston RC; Miller E · Archives of ophthalmology (Chicago, Ill. : 1960) · 1988
    Randomized trial151 participantsEye Health forZinc
  19. 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 participantsEye Health forZinc
  20. 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 participantsEye Health forZinc