L Carnitine 3000 Benefits of Acetyl L Carnitine Simply Supplements Losing weight with L carnitine supplements. Yes or no? L Carnitine For Weight Loss: 10 Key Benefits, Diet Plan, Dosage Levocarnitine, commonly known as L Carnitine, is a naturally occurring compound that the body produces from the amino acids lysine and methionine. It plays a critical role in energy production by transporting fatty