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 L Lysine 1000 mg, Dietary L Lysine Supplements, 60 Tablets, 60 Day Supply eBay L Carnitine Injection Levocarnitine IV Acetyl L Carnitine VS L Carnitine: Which is Better? Acetyl L Carnitine Integrative Therapeutics