Carnitine Molecule of the Month September 2003 The Importance of the Fatty Acid Transporter L Carnitine in Non Alcoholic Fatty Liver Disease (NAFLD) Fatty acid transport into mitochondria by carnitine transporter L Carnitine helps shuttle fatty acids into the mitochondria (the power plants of your cells) where they can be burned for energy. It's often used in fat metabolism and energy support formulas. Carnitine shuttle system for fatty acid oxidation. Carnitine Download Scientific Diagram