L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule)
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| L-Arginine (hydrochloride) (free form) | 1000 mg | ** |
Bioavailability Excellent
Absorption Rating
- L-Arginine (hydrochloride) (free form) Good
Other Ingredients Excellent
Fillers & Additives
- Vegetarian Capsule (Hypromellose, Purified Water)
- Rice Powder
- Magnesium Stearate (Vegetable Grade)
Efficacy Very Poor
Dosage Analysis
- L-Arginine (hydrochloride) (free form) 1000 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| L-Arginine (hydrochloride) (free form) | 1000 mg | ** |
Other Ingredients
Rice Powder Safe
Magnesium Stearate (Vegetable Grade) Generally_safe
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
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Certifications
5 certifications
Transparency
4 claims
Violation History
5 incidents
Is Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule) a good supplement?
Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule) received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Natural Factors, holds a brand trust score of 88/100 with 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project.
What are the ingredients in Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule)?
Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule) contains 1 active ingredients: L-Arginine (hydrochloride) (free form) (1000 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule) safe to take?
Natural Factors L-Arginine, 180 Vegetarian Capsules (500 mg per Capsule) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is Natural Factors a trustworthy supplement brand?
Natural Factors receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1950 and headquartered in Coquitlam, British Columbia, Canada, the company offers 390 products in their lineup. They hold 5 verified certifications including B Corp Certified, Usp Verified, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Natural Factors has 5 historical regulatory incidents on record, which are factored into the trust score.
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