Life Extension Arginine Ornithine Powder, 150 g supplement bottle
Life Extension

Arginine Ornithine Powder, 150 g

What We Researched
2 active ingredients analyzed · 3 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
62
Product Score Fair
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Arginine hydrochloride 2.25 g **
L-Ornithine hydrochloride 750 mg **
Bioavailability Excellent

Absorption Rating

  • L-Arginine hydrochloride Good
  • L-Ornithine hydrochloride Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Poor

Dosage Analysis

  • L-Arginine hydrochloride 2.25 g Under-dosed
  • L-Ornithine hydrochloride 750 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
L-Arginine hydrochloride 2.25 g **
L-Ornithine hydrochloride 750 mg **

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$20$19$18$17$16 Mar 12 $18.00
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Life Extension

Founded 1980 · Fort Lauderdale, Florida, USA · 352 products · lifeextension.com

Certifications

3 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed

Violation History

2 incidents
Prop 65 Lead2018-04-13Source
Fda Warning Making drug claims for dietary supplements, suggesting they can treat, mitigate, or prevent diseases such as breast cancer and Alzheimer's.2017-02-01Source
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Frequently Asked Questions
Is Life Extension Arginine Ornithine Powder, 150 g a good supplement?

Life Extension Arginine Ornithine Powder, 150 g received a product quality score of 62/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 48 servings per container. The manufacturer, Life Extension, holds a brand trust score of 86/100 with 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in Life Extension Arginine Ornithine Powder, 150 g?

Life Extension Arginine Ornithine Powder, 150 g contains 2 active ingredients: L-Arginine hydrochloride (2.25 g), L-Ornithine hydrochloride (750 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Life Extension Arginine Ornithine Powder, 150 g safe to take?

Life Extension Arginine Ornithine Powder, 150 g 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 Life Extension a trustworthy supplement brand?

Life Extension receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1980 and headquartered in Fort Lauderdale, Florida, USA, the company offers 352 products in their lineup. They hold 3 verified certifications including Consumerlab, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Life Extension has 2 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.