Carnitine plays crucial role in energy production esp for the heart, fueling mitochondria (cell furnaces). Highest food source? Only animal food, especially red meat; lamb and beef are best. (Redder the Spotlight on L Carnitine and its Unhealthy Effects LearnSkin What is L Carnitine? L Carnitine is a naturally occurring amino acid derivative that the human body can synthesize itself. It is mainly found in red meat and dairy products. [1] Core Benefits of TMAO: Why It Increases & Factors That May Reduce TMAO levels SelfDecode Labs Amazon.com: BEYOND RAW Chemistry Labs L Carnitine Powder, Fuels Exercise and Supports Recovery, 30 Servings : Health & Household HealthWise L Carnitine pure amino acid powder