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, 100 capsules Life Extension Acetyl L Carnitine for Erectile Dysfunction Acetyl L Carnitine: Benefits and Side Effects Gene Food Acetyl L Carnitine New Roots Herbal Acetyl L Carnitine Dosage for Erectile Dysfunction