Supplements and chronic pain: What does the research say? Some studies suggest possible benefits for: Acetyl L Carnitine (energy for cells; studied in diabetic nerve pain) Alpha Lipoic Acid (antioxidant; may ease nerve pain, L Carnitine Benefits: A Complete Research Based Guide Frontiers Carnitine and Depression Acetyl l Carnitine in the Treatment of Peripheral Neuropathies: A Narrative Review Pain and Therapy Springer Nature Link Amazon.com: Seeking Health Acetyl L Carnitine Acetyl L Carnitine Supplement Supports Energy, Healthy Fat Metabolism, & Memory Health 500 mg, 90 Capsules : Health & Household L Carnitine Linus Pauling Institute Oregon State University