Ingredient

L-carnitine L-tartrate

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Source
Not animal-derived
Allergen
No
Role in food
It is commonly added to energy drinks and other beverages as a dietary supplement, …

What it is

L-carnitine L-tartrate is a compound made from L-carnitine, an amino acid naturally found in the body, and tartaric acid, which occurs in fruits. It is often produced synthetically for use in supplements and food products.

Why it's used

It is commonly added to energy drinks and other beverages as a dietary supplement, often marketed for its role in energy metabolism. Manufacturers may also include it in certain food products to boost their nutritional profile.

Health notes

L-carnitine L-tartrate is generally recognized as safe (GRAS) by the FDA when used as a dietary ingredient. JECFA has evaluated L-carnitine and established an acceptable daily intake. Research on the effects of L-carnitine L-tartrate at typical intake levels is ongoing, with some studies suggesting potential benefits for exercise performance and recovery, while others show no significant effect. Evidence is mixed regarding its impact on heart health.

Allergen info

L-carnitine L-tartrate is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing L-carnitine L-tartrate

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Energy Drink Monster Energy Company Energy Drink Soda 46kcal 0Protein 0Fat 11.2Carbs Monster Energy Company Monster Energy Shake, Vanilla Other Drinks 46kcal 5.4Protein 0.8Fat 4.2Carbs Monster Energy Company Energy Drink, Ripper Soda 46kcal 0Protein 0Fat 11.2Carbs Monster Energy Company Energy Shake Soda 50kcal 5.4Protein 1.0Fat 4.2Carbs Monster Energy Company Pacific Punch Energy Drink, Pacific Punch Soda 46kcal 0Protein 0Fat 11.2Carbs Monster Energy Company Monster, Energy Drink Soda 46kcal 0Protein 0Fat 11.7Carbs Monster Energy Company Monster, Zero Calories Extra Strength Energy Drink Soda 0kcal 0Protein 0Fat 1.4Carbs Monster Energy Company Java Monster, Energy Drink, Salted Caramel, Salted Caramel Other Drinks 42kcal 1.7Protein 1.0Fat 6.2Carbs Monster Energy Company Energy Brew Energy Drink Soda 42kcal 0Protein 0Fat 10.8Carbs Monster Energy Company Monster, Energy Drink Soda 46kcal 0Protein 0Fat 11.2Carbs Blue Sky Natural Beverage Co. Blue Sky, Blue Energy, Energy Drink Soda 50kcal 0Protein 0Fat 12.5Carbs Blue Sky Natural Beverage Co. Blue Sky, Blue Energy, Energy Drink Soda 49kcal 0Protein 0Fat 12.6Carbs
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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.