L Carnitine CAM Cancer L Carnitine Metabolic Health Supplement Metagenics Amazon.com: NOW Foods Supplements, Acetyl L Carnitine 500 mg, Amino Acid, Brain And Nerve Cell Function*, 200 Veg Capsules : Health & Household 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 Carnitine Deficiency: What Is It, Causes, Symptoms, and More Osmosis