Acetyl L Carnitine 250 mg Hypoallergenic Acetyl L Carnitine Acetyl l carnitine deficiency in patients with major depressive disorder PNAS Amazon.com: Seeking Health Acetyl L Carnitine Acetyl L Carnitine Supplement Supports Energy, Healthy Fat Metabolism, & Memory Health 500 mg, 90 Capsules : Health & Household 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