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L-Carnitine 500 mg

product on market Tablet or Pill Spring Valley Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

L-carnitine is involved in fatty acid transport and energy production within cells. There is moderate evidence suggesting it may support metabolic function and exercise recovery. Research indicates it is generally well-tolerated when taken at this dosage.

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 Tablet(s)
Serving Size
Amino acid/Protein
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

500 mg
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)

Other Ingredients

Cellulose Dicalcium Phosphate Food Glaze Stearic Acid Silica Croscarmellose Cellulose Coating Titanium Dioxide color Vegetable Mangesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

SUGGESTED USE: For adults, take one (1) to four (4) tablets daily, with a meal. As a reminder, discuss the supplements and medications you take with your health care providers.

Warnings & Precautions

WARNING: If you are pregnant, nursing or taking any medications, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

KEEP OUT OF THE REACH OF CHILDREN.

FOR YOUR PROTECTION, DO NOT USE IF SEAL UNDER CAP IS BROKEN OR MISSING.

Formulation Notes

No Gluten, No Yeast, No Wheat, No Milk or Milk Derivatives, No Lactose, No Sugar, No Soy, No Artificial Flavor, No Sodium (less than 5 mg per serving).

Additional Information

Item no. 1683 B1735W 02B

VITAMIN #1 BRAND

HEART HEALTH* L-Carnitine supports coronary health.* It assists in the breakdown of fat in cells to produce energy and is essential in making fatty acids available for energy in muscle tissue.*

STORE AT ROOM TEMPERATURE, TIGHTLY CLOSED AND AVOID EXCESSIVE HEAT.

UNCONDITIONALLY GUARANTEED BY REFUND OR REPLACEMENT

Metadata

Product Details

UPC / SKU6 81131 11148 5
DSLD Entry Date2012-08-24
Product TypeAmino acid/Protein
FormTablet or Pill
DSLD ID12147
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
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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.