The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation Injection Spotlight: L Carnitine Fat metabolism Energy Recovery L Carnitine helps transport fatty acids into your cells where they can be used for energy production. Ask about Essential L Carnitine Optimal Health Systems Carnitine: the claims and why it may not work Supplements don't replace the workbut they can support it L Carnitine helps your body turn fat into usable energy, so you can push harder and recover better. Consistency first. Supplements second. Results