Frontiers Discovery and validation of acetyl L carnitine in serum for diagnosis of major depressive disorder and remission status through metabolomic approach Acetyl L Carnitine, 60 Vegan Capsules (500 mg per Capsule) Medical treatment of autism spectrum disorder in children: Current evidence, controversies, and clinical challenges Carnitine The Nourishing Autism Collective 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