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, Swanson Dietary Supplements Acetyl L Carnitine 500 mg Veggie Capsule 100ct : Target Acetyl L Carnitine 500 mg Vegetarian Capsules Healthtree Acetyl L Carnitine 500 mg, 100 capsules Life Extension Best Naturals Acetyl L Carnitine Alpha Lipoic Acid 750 mg 120 Capsules Vitacost Acetyl L Carnitine 250 mg Hypoallergenic