🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Dark-Green Capsule(s) Serving Size
Non-Nutrient/Non-Botanical Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 167.0mg (311 products) 📚 182 studies (Tier A: 0, B: 65)
This product: 30mg
1 mg
📊 Market median: 10.0mg (35 products) 📚 5 studies (Tier A: 0, B: 2)
This product: 1mg

Other Ingredients

Cellulose Gelatin Artificial Colors Added Titanium Dioxide

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (92% of products) Nutrient (8% of products)

Target Groups

Adult Male (18-50 Years)

Product Information

📋 Directions for Use

DIRECTIONS: As a dietary supplement, for optimal health benefits, take contents of one packet daily with food. Adult use only.

⚠️ Warnings & Precautions

Discontinue use two weeks prior to surgery. Do not exceed recommended serving. Exceeding recommended serving may cause serious adverse health effects. Possible side effects include acne, hair loss, hair growth on the face (in women), aggressiveness, irritability, and increased levels of estrogen. Discontinue use and call physician or licensed qualified health care professional immediately if you experience rapid heartbeat, dizziness, blurred vision, or other similar symptoms. To report any adverse event call 1-800-332-1088. Use only as directed. Do not exceed recommended daily intake. Discontinue use two weeks prior to surgery.

KEEP OUT OF REACH OF CHILDREN

WARNING: Consult your physician prior to using this product is you are pregnant, nursing, taking medication, or have a medical condition. Discontinue use two weeks prior to surgery. NOT FOR USE BY INDIVIDUALS UNDER THE AGE OF 18 YEARS. DO NOT USE IF PREGNANT OR NURSING. Consult a physician or licensed qualified health care professional before using this product, including, nut not limited to, if you have, or have a family history of, prostate cancer, prostate enlargement, heart disease, low "good" cholesterol (HDL), or if you are using any other dietary supplement, prescription drug, or over-the-counter drug. Do not exceed recommended serving. Exceeding recommended serving may cause serious adverse health effects. Possible side effects include acne, hair loss, hair growth on the face (in women), aggressiveness, irritability, and increased levels of estrogen. Discontinue use and call physician or licensed qualified health care professional immediately if you experience rapid heartbeat, dizziness, blurred vision, or other similar symptoms. To report any adverse event call 1-800-332-1088. KEEP OUT OF REACH OF CHILDREN. Use only as directed. Do not exceed recommended daily intake. Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition. Discontinue use two weeks prior to surgery.

NOT FOR USE BY INDIVIDUALS UNDER THE AGE OF 18 YEARS. KEEP OUT OF REACH OF CHILDREN.

🧪 Formulation Notes

Each pack contains: Blood Flow Circulation

Additional Information

GNC QUALITY COMMITMENT For more than 77 years, GNC has been the leader in the development of superior nutritional supplements. Our products are produced using only fresh, high-quality ingredients and are manufactured under the strictest quality controls.

GNC GUARANTEE If you are not 100% completely satisfied, return the unused portion of the product with your receipt to a GNC store within 30 days. Our trained sales staff will either refund your purchase price or, if you prefer, assist you in finding a replacement product to help you LIVE WELL.

Store in a cool, dry place.

Scientifically designed by a leading urologist to help promote healthy testosterone levels* Clinically shown to improve a key marker crucial for peak performance, stamina & lean muscle* Features powerful ingredients to help support prostate health, urinary flow & sex drive*

PHYSICIAN ENDORSED

Testosterone

In a randomized, double-blind, placebo-controlled study of 112 healthy volunteers, subjects taking the GNC vitamin and mineral blend in this product for six weeks experienced statisically significant improvements in markers of B vitamin and antioxidant status, as well as improvements in SF-36 Vitality and Mental Health scores compared to those taking a placebo.

CODE 349122 HOG

{ACTUAL SIZE}

Product Details

DSLD Entry Date 2014-05-23
Product Type Non-Nutrient/Non-Botanical
Form Capsule
Brand GNC Mega Men
Bundle Healthy Testosterone
DSLD ID 33605
Data Updated 2026-04-11

Research Evidence

193 Research Sources
55 Avg Quality Score
92 Systematic Review
83 Meta Analysis
9 Rct
7 Clinical Trial
1 Openfda Safety
B Effects of resveratrol supplementation on risk factors of non-communicable diseases: A meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2018
B Resveratrol for adults with type 2 diabetes mellitus
Meta Analysis The Cochrane database of systematic reviews 2020
B Resveratrol for the Management of Human Health: How Far Have We Come? A Systematic Review of Resveratrol Clinical Trials to Highlight Gaps and Opportunities
Systematic Review International journal of molecular sciences 2024
B Endocrine disrupting chemicals and breast cancer: a systematic review of epidemiological studies
Systematic Review Critical reviews in food science and nutrition 2022
B Can resveratrol supplement change inflammatory mediators? A systematic review and meta-analysis on randomized clinical trials
Meta Analysis European journal of clinical nutrition 2019
B Effects of resveratrol supplementation on bone biomarkers: a systematic review and meta-analysis
Meta Analysis Annals of the New York Academy of Sciences 2019
B The effects of resveratrol intake on weight loss: a systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2020
B Resveratrol supplementation and type 2 diabetes: a systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2022
B Effect of resveratrol on blood pressure: a meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2015
B Effects of Resveratrol Supplementation in Patients with Non-Alcoholic Fatty Liver Disease-A Meta-Analysis
Meta Analysis Nutrients 2020
View all evidence for Resveratrol →

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