Red meat and heart disease link: Not all about the fat? Los Angeles Times Carnitine Rich Foods: Understanding L Carnitine and Its Benefits Loyal Essential L Carnitine Optimal Health Systems Carnitine Levels and Muscle Boosters The Paleo Diet 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 L Carnitine 1500 Heat, Gummy Bear, 16 fl oz (473 ml)