L Carnitine For Liver Health (1) Andy The RD L CARNITINE, (Energy & Fat Metabolism), , WHAT IT DOES, Transports fatty acids into mitochondria, Enables fat to be used for energy, , KEY BENEFITS, Fat Utilisation, Supports fat metabolism during The carnitine system and cancer metabolic plasticity Cell Death & Disease L Carnitine in Mitochondria Encyclopedia MDPI Carnitine Shuttle Purpose and Mechanism Carnitine has a central role in fat metabolism. During the overnight fasted state and in exercise performed at low to moderate intensity, long chain fatty acids serve as the primary energy source for