🟢 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

1 Capsule(s) Serving Size
90 Servings
Non-Nutrient/Non-Botanical Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 500.0mg (143 products)
This product: 1mg

Other Ingredients

Gelatin Rice Extract Silica

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement, take one capsule two to three times per day with water.

⚠️ Warnings & Precautions

Warning: Not intended for use by children or pregnant or nursing women.

Warning: Not intended for use by children or pregnant or nursing women.

Consult your healthcare provider before use if you have a renal or liver disease. Reduce dosage if you experience nausea, abdominal cramps or diarrhea.

🧪 Formulation Notes

Supports physical energy and faster muscle recovery Supports healthy blood flow for optimal delivery of oxygen and nutrients to cells

Amino Acid

1 gram per capsule

Additional Information

swanson.com or call 1-800-437-4148

Science-Backed Quality Since 1969

Product Details

UPC / SKU 0 87614 02341 0
DSLD Entry Date 2022-06-16
Product Type Non-Nutrient/Non-Botanical
Form Capsule
Brand Swanson
DSLD ID 266910
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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