PDF] L Carnitine and Acylcarnitines: Mitochondrial Biomarkers for Precision Medicine Semantic Scholar A schematic diagram of the metabolic roles of carnitine in skeletal Download Scientific Diagram Metabolism: The carnitine shuttle and fatty acid metabolism (practice) Khan Academy L Carnitine plays an important role in the larger metabolism equation: helping your body use fat efficiently as fuel. Learn more about the science on this week's post on The Wellness Edit. Ingredient Spotlight: L Carnitine Source: Biosynthesised in the body from the amino acids Lysine and Methionine, L Carnitine is a conditionally essential nutrient involved in energy metabolism and fat transport. Key Benefits