L-carnitine is naturally occurring, derived from an amino acid and operates as a cofactor during energy production. It can be used as a nutrient.
L-Carnitine
Found In
- Animal products
- Dairy
- Dietary supplements
- Energy drinks
- Fruits
- Grains
- Infant formula
- Vegetables
Also Known As
- Acetyl-L-Carnitine
- Aminobutyrate
- Beta-Hydroxy-γ-Trimethyl
- L-Carnitine L-Tartrate
- L-Tartaric Acid
- Propionyl-L-Carnitine
The Beverage Bottom Line
L-carnitine is authorized for use in the U.S. and Europe. L-carnitine has not yet been evaluated for use in beverages by Health Canada.
This ingredient may have authorizations in countries not included on this site.
International Assessments and Authorizations

U.S. Food And Drug Administration (FDA)
Generally recognized as safe for intended uses. (GRAS FDA-Notified, GRAS Self-Determined)

Joint FAO/WHO Expert Committee on Food Additives (JECFA)
Not yet evaluated.

Health Canada
Health Canada has authorized L-carnitine for use as a natural health product.
This page was last updated on 6/30/2025.