🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

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Label Data

9 Gram(s) Serving Size
30 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Calories
30 Calorie(s)
Total Carbohydrates
3 Gram(s) (1% DV)
5000 mg
📊 Market median: 500.0mg (143 products)
This product: 5000mg

Other Ingredients

Citric Acid Maltodextrin Natural flavor Beta-Carotene Sucralose Silica

Label Claims — Verification

All Other
Structure/Function
All Other (100% of products) Structure/Function (91% of products) Nutrient (35% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Directions: As a dietary supplement, mix 2 scoops (9g) into 8 fl. oz. of cold water, fruit juice or your favorite sports drink. For maximum support, take as directed every day. Stir well.

⚠️ Warnings & Precautions

Keep out of reach of children.

Warning: Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.

🧪 Formulation Notes

No Artificial Flavors, no Preservatives, Sodium free, no Wheat, Gluten free, no Soy, no Dairy, Yeast free.

Additional Information

Arginine is an essential precursor of nitric oxide, which helps maintain blood vessel tone.

Notice: Significant product settling my occur.

Store in cool, dry conditions once the product has been opened.

GF Gluten free

2 scoops0 = 10 (500 mg) capsules

Natural flavor

CODE 394702 LPG

Product Details

UPC / SKU 0 48107 12323 9
DSLD Entry Date 2016-08-24
Product Type Amino acid/Protein
Form Powder
Brand GNC
DSLD ID 63792
Data Updated 2026-04-11

Research Evidence

45 Research Sources
52 Avg Quality Score
12 Rct
11 Systematic Review
11 Meta Analysis
11 Clinical Trial
A Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute stroke
Meta Analysis The Cochrane database of systematic reviews 2017
A Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2017
B Nutritional interventions for treating foot ulcers in people with diabetes
Meta Analysis The Cochrane database of systematic reviews 2020
B Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute stroke
Systematic Review The Cochrane database of systematic reviews 2002
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2007
B The Effect of Amino Acids on Wound Healing: A Systematic Review and Meta-Analysis on Arginine and Glutamine
Meta Analysis Nutrients 2021
B Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute ischaemic stroke
Systematic Review The Cochrane database of systematic reviews 2000
B Dietary Supplements for Erectile Dysfunction: Analysis of Marketed Products, Systematic Review, Meta-Analysis and Rational Use
Meta Analysis Nutrients 2023
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2004
B An Analysis of Popular Online Erectile Dysfunction Supplements
Systematic Review The journal of sexual medicine 2019
View all evidence for L Arginine →

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