The Carnitine Defense: An All Natural Nutraceutical Formula to Prevent Heart Disease, Control Diabetes and Help You Stay Healthy DeFelice M.D., Stephen L.: 9781579541330 AbeBooks Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications 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 Carnitine