GNC Men's Staminol™ Ultra supplement bottle
GNC Men's

Staminol™ Ultra

What We Researched
17 active ingredients analyzed · 10 inactive ingredients decoded · 4 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
53
Product Score Poor
70
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin E (as dl-alpha Tocopheryl Acetate) 16 mg 107%
Riboflavin (Vitamin B-2) 2 mg 154%
Folate 1000 mcg 250%
Selenium (as Sodium Selenate) 75 mcg 136%
Thiamin (Vitamin B-1) (as Thiamin Mononitrate) 2 mg
Niacin (as Niacinamide) 25 mg
Vitamin B-12 (as Cyanocobalamin) 8 mcg
Zinc (as Zinc Oxide) 17 mg
L-arginine (as L-arginine hydrochloride) 1000 mg
Testofen® Fenugreek Seed Extract (Trigonella foenum-graecum) 600 mg
MegaNatural® -BP™ Grape Seed Extract (Vitis vinifera) 300 mg
Maca Powder (Roots and Tubers)(Lepidium meyenii) 100 mg
Asian Ginseng Root Extract (Panax Ginseng) 55 mg
Yohimbe Bark Extract (Pausinystalia yohimbe) 50 mg
Horny Goat Weed Extract (Whole Plant)(Epimedium spp.) 50 mg
Hawthorn Berry Extract (Crataegus pinnatifida) 25 mg
Ginkgo biloba Leaf Extract 25 mg
Bioavailability Fair

Absorption Rating

  • Vitamin E (as dl-alpha Tocopheryl Acetate) Poor
  • Riboflavin (Vitamin B-2) Good
  • Folate Fair
  • Selenium (as Sodium Selenate) Fair
  • Thiamin (Vitamin B-1) (as Thiamin Mononitrate) Fair
  • Niacin (as Niacinamide) Good
  • Vitamin B-12 (as Cyanocobalamin) Fair
  • Zinc (as Zinc Oxide) Poor
  • L-arginine (as L-arginine hydrochloride) Good
  • Testofen® Fenugreek Seed Extract (Trigonella foenum-graecum) Fair
  • MegaNatural® -BP™ Grape Seed Extract (Vitis vinifera) Good
  • Maca Powder (Roots and Tubers)(Lepidium meyenii) Fair
  • Asian Ginseng Root Extract (Panax Ginseng) Good
  • Yohimbe Bark Extract (Pausinystalia yohimbe) Fair
  • Horny Goat Weed Extract (Whole Plant)(Epimedium spp.) Fair
  • Hawthorn Berry Extract (Crataegus pinnatifida) Fair
  • Ginkgo biloba Leaf Extract Poor
Other Ingredients Poor

Fillers & Additives

  • Microcrystalline Cellulose
  • Croscarmellose Sodium
  • Crospovidone
  • Hydroxypropylcellulose
  • Titanium Dioxide (Mineral Whitener) High
  • Polyethylene Glycol Low
  • Stearic Acid Vegetable Source
  • Talc High
  • Magnesium Stearate Vegetable Source
  • Silica
Efficacy Good

Dosage Analysis

  • Vitamin E (as dl-alpha Tocopheryl Acetate) 16 mg Effective
  • Riboflavin (Vitamin B-2) 2 mg Effective
  • Folate 1000 mcg Effective
  • Selenium (as Sodium Selenate) 75 mcg Effective
  • Thiamin (Vitamin B-1) (as Thiamin Mononitrate) 2 mg Effective
  • Niacin (as Niacinamide) 25 mg Effective
  • Vitamin B-12 (as Cyanocobalamin) 8 mcg Effective
  • Zinc (as Zinc Oxide) 17 mg Effective
  • L-arginine (as L-arginine hydrochloride) 1000 mg Under-dosed
  • MegaNatural® -BP™ Grape Seed Extract (Vitis vinifera) 300 mg Effective
  • Maca Powder (Roots and Tubers)(Lepidium meyenii) 100 mg High
  • Asian Ginseng Root Extract (Panax Ginseng) 55 mg Under-dosed
  • Yohimbe Bark Extract (Pausinystalia yohimbe) 50 mg Under-dosed
  • Horny Goat Weed Extract (Whole Plant)(Epimedium spp.) 50 mg Under-dosed
  • Hawthorn Berry Extract (Crataegus pinnatifida) 25 mg Under-dosed
  • Ginkgo biloba Leaf Extract 25 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin E (as dl-alpha Tocopheryl Acetate) 16 mg 107%
Riboflavin (Vitamin B-2) 2 mg 154%
Folate 1000 mcg 250%
Selenium (as Sodium Selenate) 75 mcg 136%
Thiamin (Vitamin B-1) (as Thiamin Mononitrate) 2 mg
Niacin (as Niacinamide) 25 mg
Vitamin B-12 (as Cyanocobalamin) 8 mcg
Zinc (as Zinc Oxide) 17 mg
L-arginine (as L-arginine hydrochloride) 1000 mg
Testofen® Fenugreek Seed Extract (Trigonella foenum-graecum) 600 mg
MegaNatural® -BP™ Grape Seed Extract (Vitis vinifera) 300 mg
Maca Powder (Roots and Tubers)(Lepidium meyenii) 100 mg
Asian Ginseng Root Extract (Panax Ginseng) 55 mg
Yohimbe Bark Extract (Pausinystalia yohimbe) 50 mg
Horny Goat Weed Extract (Whole Plant)(Epimedium spp.) 50 mg
Hawthorn Berry Extract (Crataegus pinnatifida) 25 mg
Ginkgo biloba Leaf Extract 25 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Crospovidone Generally_safe

It is used as a binder to help tablets or capsules disintegrate.

Hydroxypropylcellulose Generally_safe

It is added to bind ingredients together and provide a smooth coating.

Titanium Dioxide (Mineral Whitener) Unknown
Polyethylene Glycol Caution

It is used as a binder, coating agent, or to improve solubility.

Stearic Acid Vegetable Source Unknown
Talc Avoid

It is used to improve powder flow and prevent clumping.

Magnesium Stearate Vegetable Source Unknown
Silica Safe

Prevents ingredients from clumping and improves powder flow.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$47$46$45$44$43 Mar 12 $44.99
GNC

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
GNC Men's

Founded 1935 · Pittsburgh, Pennsylvania, USA · 20 products · gnc.com/

Certifications

4 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Labdoor Verified Source
Nsf Certified For Sport Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is GNC Men's Staminol™ Ultra a good supplement?

GNC Men's Staminol™ Ultra received a product quality score of 53/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 17 active ingredients with 30 servings per container. Of the 10 inactive ingredients, 3 are rated safe and 1 are flagged for review. The manufacturer, GNC Men's, holds a brand trust score of 70/100 with 4 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport.

What are the ingredients in GNC Men's Staminol™ Ultra?

GNC Men's Staminol™ Ultra contains 17 active ingredients: Vitamin E (as dl-alpha Tocopheryl Acetate) (16 mg), Riboflavin (Vitamin B-2) (2 mg), Folate (1000 mcg), Selenium (as Sodium Selenate) (75 mcg), Thiamin (Vitamin B-1) (as Thiamin Mononitrate) (2 mg), Niacin (as Niacinamide) (25 mg), and 11 more. Notable high-dose ingredients include Folate at 250% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is GNC Men's Staminol™ Ultra safe to take?

GNC Men's Staminol™ Ultra has been analyzed for ingredient safety across all its components. Of 10 inactive ingredients, 3 are rated safe. 1 ingredient is flagged for review: Polyethylene Glycol. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is GNC Men's a trustworthy supplement brand?

GNC Men's receives a brand trust score of 70/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1935 and headquartered in Pittsburgh, Pennsylvania, USA, the company offers 20 products in their lineup. They hold 4 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.