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, Fibromyalgia (FM): Definition, Differential Diagnosis, Clinical Contexts and Therapeutic Approaches. The Recent State of the Medical Art and a Possible Key to Etiological Interpretation. A Narrative Review Diet & Nutrition for Fibromyalgia: Foods to Avoid American Fibromyalgia Syndrome Association (AFSA) Acetyl L Carnitine Olympian Labs