Mitochondrial transport of long chain fatty acids. While medium and Download Scientific Diagram Nutritional and Hormonal Regulation of Citrate and Carnitine Acylcarnitine Transporters: Two Mitochondrial Carriers Involved in Fatty Acid Metabolism The Role of l carnitine in fatty acid transport and oxidation in Download Scientific Diagram 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.