Your body already makes L Carnitine, so why do people take it as a supplement? Because while it helps burn fat for energy, it only works when paired with the right lifestyle., So before you jump on Frontiers Discovery and validation of acetyl L carnitine in serum for diagnosis of major depressive disorder and remission status through metabolomic approach Unique acyl carnitine profiles are potential biomarkers for acquired mitochondrial disease in autism spectrum disorder Translational Psychiatry Best Autism Supplements and Vitamins CARNITINE (L CARNITINE, ACETYLCARNITINE) Neuroneeds Potential Role of L Carnitine in Autism Spectrum Disorder