Acetyl l carnitine energizing dietary supplement 60 tablets Foods High in L Carnitine for Energy and Health Marnys L Carnitine food supplement molecule Stock Image Science Source Images 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 known as the energy nutrients, provides massive benefits to your heart and works best with Alpha Lipoic Acid. L carnitine: Its Benefits, Sources And Side Effects Boldsky.com