Preventive Role of L Carnitine and Balanced Diet in Alzheimer's Disease Dr Acetyl l carnitine has been compared to placebo treatments. It's also been compared to standard antidepressants. Most of those studies lead to the conclusion that acetyl l carnitine works like Depression treatment with natural acetyl l carnitine? YouTube The neuropsychopharmacology of acetyl L carnitine (LAC): basic, translational and therapeutic implications Discover Mental Health Springer Nature Link Acetyl L carnitine physical chemical, metabolic, and therapeutic properties: relevance for its mode of action in Alzheimer's disease and geriatric depression Molecular Psychiatry