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, Carnitine: the claims and why it may not work Herbiotics L Carnitine (400 Mg) 30 Capsules L Carnitine Liquid Benefits Explained: A Guide The Science of Good Health What Are L Carnitine Injections Used For? L Carnitine: Benefits, Uses, and Side Effects Lifespan Research Institute