6.32 Fatty Acid Oxidation (Beta oxidation) Nutrition Flexbook 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 The role of carnitine in normal and altered fatty acid metabolism ScienceDirect L Carnitine Is Involved in Hyperbaric Oxygen Mediated Therapeutic Effects in High Fat Diet Induced Lipid Metabolism Dysfunction The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation