Carnitine: Genetic Variants Affecting Mitochondrial Energy and Health How can L Carnitine help in your Journey of Wellness? Osoaa Creatine & Acetyl L Carnitine Energy Plus, 0.51 lb Life Extension L Carnitine food supplement molecule. Chemical structure stick representation surrounded by a wireframe indication of the electrostatic potential. Ato Stock Photo Alamy 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