The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg, 50 Tablets supplement bottle
The Vitamin Shoppe

Carnipure® L-Carnitine, 500 mg, 50 Tablets

What We Researched
3 active ingredients analyzed · 7 inactive ingredients decoded · 4 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
79
Product Score Fair
87
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Calcium(as dicalcium phosphate) 32 mg 2%
Phosphorus(as dicalcium phosphate) 25 mg 2%
L-Carnitine (Carnipure®)(as L-Carnitine L-Tartrate) 500 mg *
Bioavailability Very Good

Absorption Rating

  • Calcium(as dicalcium phosphate) Fair
  • Phosphorus(as dicalcium phosphate) Good
  • L-Carnitine (Carnipure®)(as L-Carnitine L-Tartrate) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Rice Extract Blend
  • Silicon Dioxide
  • Modified Cellulose
  • Croscarmellose Sodium
  • Gum fiber blend
  • Aqueous Coating
Efficacy Poor

Dosage Analysis

  • Calcium(as dicalcium phosphate) 32 mg Under-dosed
  • Phosphorus(as dicalcium phosphate) 25 mg Under-dosed
  • L-Carnitine (Carnipure®)(as L-Carnitine L-Tartrate) 500 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calcium(as dicalcium phosphate) 32 mg 2%
Phosphorus(as dicalcium phosphate) 25 mg 2%
L-Carnitine (Carnipure®)(as L-Carnitine L-Tartrate) 500 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

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

Rice Extract Blend Safe

It is used for its antioxidant properties or as a source of other beneficial compounds.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Modified Cellulose Safe

Creates vegetarian capsule shells with controlled dissolution.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Gum fiber blend Unknown
Aqueous Coating Generally_safe

It is used to improve swallowing, protect ingredients, or control release.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$11$10$9$8$7 Mar 12 $9.00
iHerb

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

Brand Trust Report
The Vitamin Shoppe

Founded 1977 · Secaucus, New Jersey, U.S. · 301 products · vitaminshoppe.com

Certifications

4 certifications
Consumerlab Verified
Nsf Certified For Sport Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source

Violation History

7 incidents
Lawsuit Understating the sodium content of its Plnt Organic Protein Bar.2025Source
Prop 65 Lead2024-02-08Source
Lawsuit Failure to pay accurate wages and provide proper breaks.2023Source
Lawsuit False and misleading labeling on BodyTech glutamine supplements.2023Source
Lawsuit Website inaccessible to visually impaired individuals.2021Source
Recall Vthrive Bioactive Women's One-Daily Multi vitamins2020-09-24Source
Recall The Vitamin Shoppe Energy Formula multivitamins2020-04-16Source
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Frequently Asked Questions
Is The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg a good supplement?

The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg, 50 Tablets received a product quality score of 79/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients Of the 7 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, The Vitamin Shoppe, holds a brand trust score of 87/100 with 4 verified certifications including Consumerlab, Nsf Certified For Sport, Fda Gmp Inspections, Usda Organic.

What are the ingredients in The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg?

The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg contains 3 active ingredients: Calcium(as dicalcium phosphate) (32 mg), Phosphorus(as dicalcium phosphate) (25 mg), L-Carnitine (Carnipure®)(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 The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg safe to take?

The Vitamin Shoppe Carnipure® L-Carnitine, 500 mg, 50 Tablets 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 The Vitamin Shoppe a trustworthy supplement brand?

The Vitamin Shoppe receives a brand trust score of 87/100 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 301 products in their lineup. They hold 4 verified certifications including Consumerlab, Nsf Certified For Sport, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: The Vitamin Shoppe has 7 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.