Role of L carnitine in the transportation of long chain fatty acid across the mitochondria membrane. L Carnitine functions as a cofactor for long chain fatty acids across Download Scientific Diagram Carnitine Molecule of the Month September 2003 Metabolism: The carnitine shuttle and fatty acid metabolism (practice) Khan Academy Nutritional and Hormonal Regulation of Citrate and Carnitine Acylcarnitine Transporters: Two Mitochondrial Carriers Involved in Fatty Acid Metabolism