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Puritan's Pride L-Carnitine 500 mg supplement bottle
Puritan's Pride

L-Carnitine 500 mg Review

What We Researched
1 active ingredient analyzed · 5 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
89
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-Carnitine (as L-Carnitine L-Tartrate) 500 mg †
Bioavailability Excellent

Absorption Rating

  • L-Carnitine (as L-Carnitine L-Tartrate) Good
Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Stearic Acid
  • Carnauba Wax
  • Silica
  • Magnesium Stearate
Efficacy Excellent

Dosage Analysis

  • L-Carnitine (as L-Carnitine L-Tartrate) 500 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Carnitine (as L-Carnitine L-Tartrate) 500 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Carnauba Wax Safe

Provides a glossy, protective coating on tablets.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Brand Trust Report
Puritan's Pride

Founded 1973 · Oakdale, NY, United States · 902 products · puritan.com

Certifications

6 certifications
Nsf Gmp Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Gluten Free Gfco Source available Primary evidence
Non Gmo Project Source available Primary evidence
Usda Organic Source available Primary evidence
Vegan Certified Source available Primary evidence

Transparency

4 claims
Third Party Testing Claim — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

1 incident
Lawsuit The lawsuit alleged that the 'buy one get one free' offers were deceptive because the cost of the 'free' product was built into the price of the purchased product.2017 Source available Primary source
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Frequently Asked Questions
Is Puritan's Pride L-Carnitine 500 mg a good supplement?

Puritan's Pride L-Carnitine 500 mg received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 120 servings per container. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Puritan's Pride, holds a brand trust score of 89/100.

What are the ingredients in Puritan's Pride L-Carnitine 500 mg?

Puritan's Pride L-Carnitine 500 mg contains 1 active ingredients: L-Carnitine (as L-Carnitine L-Tartrate) (500 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Puritan's Pride L-Carnitine 500 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Puritan's Pride L-Carnitine 500 mg. All 5 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 Puritan's Pride a trustworthy supplement brand?

Puritan's Pride receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1973 and headquartered in Oakdale, NY, United States, the company offers 902 products in their lineup. Note: Puritan's Pride has 1 historical regulatory incident 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.