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L-Carnitine 500 mg

product on market Capsule Thompson Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

L-carnitine is researched for its role in fatty acid metabolism and energy production, though evidence for performance enhancement is often limited. Protein provides essential amino acids necessary for muscle repair and maintenance. Overall, clinical evidence supporting the combined efficacy of these ingredients for general supplementation is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for L-Carnitine 500 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
Non-Nutrient/Non-Botanical
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Protein
1 Gram(s) (1% DV)
500 mg
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)

Other Ingredients

Gelatin Cellulose Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions: Use only as directed. Take one capsule daily with a meal.

Warnings & Precautions

WARNING: Do not use if safety seal is broken or missing.

Keep out of reach of children.

Additional Information

SINCE 1932

NATURALLY PRODUCED AMINO ACID

FRESH HEALTHY

ONCE DAILY

Keep your licensed health care practitioner informed when using this product.

Store in a cool, dry place.

1194751 1007

Metadata

Product Details

UPC / SKU0 31315 19230 2
DSLD Entry Date2014-08-26
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
BrandThompson
DSLD ID36701
Data Updated2026-04-11
Research

Research Evidence

80
Research Sources
49
Avg Quality
43
Rct
14
Clinical Trial
11
Systematic Review
9
Meta Analysis
2
Regulatory Source
A Propionyl-L-carnitine for intermittent claudication
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Carnitine supplements for people with chronic kidney disease requiring dialysis
Systematic Review The Cochrane database of systematic reviews 2022 PubMed DOI
A Acetyl-L-carnitine for patients with hepatic encephalopathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Acetyl-L-carnitine for the treatment of diabetic peripheral neuropathy
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2012 PubMed DOI
B L-carnitine for cognitive enhancement in people without cognitive impairment
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2010 PubMed DOI
B Systematic Review and Meta-analysis on Effect of Carnitine, Coenzyme Q10 and Selenium on Pregnancy and Semen Parameters in Couples With Idiopathic Male Infertility
Meta Analysis Urology 2022 PubMed DOI
B Effects of Carnitine and Coenzyme Q10 on Sperm Quality and Pregnancy Rates in Men with Unexplained Infertility: A Systematic Review and Network Meta-Analysis
Systematic Review Reproductive sciences (Thousand Oaks, Calif.) 2025 PubMed DOI
B Efficacy and Effectiveness of Carnitine Supplementation for Cancer-Related Fatigue: A Systematic Literature Review and Meta-Analysis
Meta Analysis Nutrients 2017 PubMed DOI
View all evidence for Carnitine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.