The Vitamin Shoppe Arginine & Ornithine 2000 mg supplement bottle
The Vitamin Shoppe

Arginine & Ornithine 2000 mg Review

What We Researched
2 active ingredients analyzed · 6 inactive ingredients decoded · 4 brand certifications checked · Page generated: Sep 2026
75
Product Score Fair
83
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Arginine 1250 mg †
L-Ornithine (as L-Ornithine Hydrochloride) 750 mg †
Bioavailability Excellent

Absorption Rating

  • L-Arginine Good
  • L-Ornithine (as L-Ornithine Hydrochloride) Good
Other Ingredients Excellent

Fillers & Additives

  • Magnesium Stearate
  • Gelatin
  • Microcrystalline Cellulose
  • Stearic Acid
  • Silica
  • Silicon Dioxide
Efficacy Very Poor

Dosage Analysis

  • L-Arginine 1250 mg Under-dosed
  • L-Ornithine (as L-Ornithine Hydrochloride) 750 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
L-Arginine 1250 mg †
L-Ornithine (as L-Ornithine Hydrochloride) 750 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Brand Trust Report
The Vitamin Shoppe

Founded 1977 · Secaucus, New Jersey, U.S. · 1050 products · vitaminshoppe.com

Certifications

4 certifications
Nsf Certified For Sport Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Usda Organic Source available Primary evidence
Non-GMO Project Verified Supporting evidence unavailable

Transparency

4 claims
Third Party Testing Claim — Verified Evidence available Evidence
Coa Availability — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

6 incidents
Lawsuit Understating the sodium content of its Plnt Organic Protein Bar.2025 Source available Primary source
Prop 65 Lead2024-02-08 Source available Primary source
Lawsuit Failure to pay accurate wages and provide proper breaks.2023 Source available Primary source
Lawsuit False and misleading labeling on BodyTech glutamine supplements.2023 Source available Primary source
Recall Vthrive Bioactive Women's One-Daily Multi vitamins2020-09-24 Source available Primary source
Recall The Vitamin Shoppe Energy Formula multivitamins2020-04-16 Source available Primary source
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Frequently Asked Questions
Is The Vitamin Shoppe Arginine & Ornithine 2000 mg a good supplement?

The Vitamin Shoppe Arginine & Ornithine 2000 mg received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 50 servings per container. All 6 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, The Vitamin Shoppe, holds a brand trust score of 83/100.

What are the ingredients in The Vitamin Shoppe Arginine & Ornithine 2000 mg?

The Vitamin Shoppe Arginine & Ornithine 2000 mg contains 2 active ingredients: L-Arginine (1250 mg), L-Ornithine (as L-Ornithine Hydrochloride) (750 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is The Vitamin Shoppe Arginine & Ornithine 2000 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for The Vitamin Shoppe Arginine & Ornithine 2000 mg. All 6 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is The Vitamin Shoppe a trustworthy supplement brand?

The Vitamin Shoppe receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1977 and headquartered in Secaucus, New Jersey, U.S., the company offers 1050 products in their lineup. Note: The Vitamin Shoppe has 6 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 — read our methodology. 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.