L Carnitina: Realmente sirve para perder grasa? Carnitine: the claims and why it may not work L Carnitine food supplement molecule Stock Image Science Source Images L carnitine known as the energy nutrients, provides massive benefits to your heart and works best with Alpha Lipoic Acid. 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