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, Acetyl L Carnitine (500 mg) w Alpha Lipoic Acid (200 mg) Robinson Pharma, Inc. Acetyl L Carnitine & Alpha Lipoic Acid Spring Valley Acetyl L Carnitine HCL and Alpha Lipoic Acid Capsules 50 pcs Price Simple Truth Alpha Lipoic Acid & Acetyl L Carnitine HCl Capsules, 60 ct Jay C Food Stores