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, Spring Valley Acetyl L Carnitine HCI 400 mg + Alpha Lipoic Acid 200 mg Capsules, 50 Count HSA FSA Eligible Walmart.com Acetyl L. Carnitine Supplement Metabolics Acetyl L Carnitine: Benefits, Forms, Dosing, and Side Effects Dr Brad Stanfield Acetyl L Carnitine Erectile Dysfunction: What the Evidence Actually Shows All You Need To Know About L Carnitine HealthKart