🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 43% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

4 Capsule(s) Serving Size
26 Servings
Other Combinations Product Type
43% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
25 mg (42% DV)
7 mg (350% DV)
📊 5.4× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 7mg UL 100mg
300 mg (75% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 300mg
20 mg (133% DV)
✅ 1.8× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 20mg UL 40mg
Isa-Test
1714 Gram(s)
Somatrin
325 mg
Isaflow
100 mg

Other Ingredients

Gelatin Magnesium Stearate Silicon Dioxide Microcrystalline Cellulose Titanium Dioxide FD&C Red #40 FD&C Blue #1 FD&C Red #28

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult Male (18-50 Years)

Product Information

📋 Directions for Use

RECOMMENDED USE: As a dietary supplement, take 4 capsules with a full glass of water one hour prior to exercise. On non-training days, take 4 capsules one hour prior to bedtime. Take with or without food. FOR THE BEST RESULTS, use continuously for a minimum of 8 weeks.

⚠️ Warnings & Precautions

WARNING: KEEP OUT OF REACH OF CHILDREN.

Use only as directed. Do not exceed suggested daily dose.

Not intended for individuals under the age of 18, unless instructed by a doctor.

Women should not use this supplement; so obviously, do not use this product if you are pregnant, nursing, or are contemplating pregnancy.

For adult use only at bedtime.

If you are taking medication or have a medical condition, consult a physician before using this product.

Do not use in conjunction with alcoholic beverages, when driving a vehicle, or while operating machinery.

WARNING for California residents only: This product contains substances known to the state of California to cause cancer, birth defects or other reproductive harm.

DO NOT USE IF SAFETY SEAL UNDER CAP IS BROKEN.

🧪 Formulation Notes

Hormone Free

TESTOSTERONE STIMULATOR

Additional Information

Pro-Testosterone

If your health-care provider has any questions, please have him or her call 1-866-688-7679.

033114

Testosterone, Estrogen, and Growth Factors are the most potent anabolic hormones for increased muscle mass, strength gains, and cranked up sexual drive! Here’s why ISA-TEST GF is the breakthrough Testosterone Stimulator you’ve been waiting for: ~ Based on recent data, when combined with weight training and a healthy diet, may elevate Bioavailable Testosterone, reduce Estrogen, and improve Anabolic Growth Factors. ~ Includes Rapid Bio-Diffusion Delivery Technology—starts working fast!

For scientific studies on ingredients in ISA-TEST, visit iSatori.com/IsaTest

MUSCLE MASS ~ STRENGTH ~ SEX DRIVE

With Exclusive Rapid Bio-Diffusion Delivery

Made in the USA

Made in the USA in a GMP Certified Facility

Manufactured in a GMP Certified Facility

Anti-Estrogen

Product Details

UPC / SKU 8 83488 00164 2
DSLD Entry Date 2016-04-22
Product Type Other Combinations
Form Capsule
Brand iSatori
DSLD ID 58299
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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