Up&Up L-Carnitine 500 mg supplement bottle
Up&Up

L-Carnitine 500 mg Review

What We Researched
1 active ingredient analyzed · 5 inactive ingredients decoded · 3 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
76
Brand Score Fair

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
  • Food Glaze
  • Stearic Acid
  • Silica
  • Croscarmellose
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.

Food Glaze Generally_safe

It is used to improve the appearance and protect the supplement.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Croscarmellose Generally_safe

It is used as a binder and disintegrant to help tablets dissolve.

Brand Trust Report
Up&Up

Founded 2009 · Minneapolis, Minnesota, United States · 295 products · target.com/b/up-up/-/N-5v60y

Certifications

3 certifications
Nsf Gmp Verified Source
NSF Contents Certified Verified
Gluten-Free Certified Verified

Transparency

3 claims
Third Party Testing Claim — Claimed
In House Testing — Claimed

Violation History

6 incidents
Lawsuit Failure to disclose the presence of heavy metals in prenatal vitamins.2022Source
Lawsuit Failure to disclose the presence of heavy metals in prenatal vitamins.2022Source
Recall Up and Up Childrens Acetaminophen2021-10-26Source
Lawsuit Deceptively marketing biotin supplements with unsubstantiated health claims.2017Source
Lawsuit Falsely marketing the health benefits of biotin supplements.2017Source
Recall Up&Up Multipurpose Solution2010-12-22Source
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Frequently Asked Questions
Is Up&Up L-Carnitine 500 mg a good supplement?

Up&Up 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 Of the 5 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Up&Up, holds a brand trust score of 76/100 with 3 verified certifications including Nsf Gmp, NSF Contents Certified, Gluten-Free Certified.

What are the ingredients in Up&Up L-Carnitine 500 mg?

Up&Up 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 Up&Up L-Carnitine 500 mg safe to take?

Up&Up L-Carnitine 500 mg 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 Up&Up a trustworthy supplement brand?

Up&Up receives a brand trust score of 76/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2009 and headquartered in Minneapolis, Minnesota, United States, the company offers 295 products in their lineup. They hold 3 verified certifications including Nsf Gmp, NSF Contents Certified, Gluten-Free Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Up&Up 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.