Benefits of L Carnitine for PCOS Landys Chemist Supplements don't replace the workbut they can support it L Carnitine helps your body turn fat into usable energy, so you can push harder and recover better. Consistency first. Supplements second. Results Amazon.com: Carlyle L Carnitine Tartrate 2175mg 200 Capsules Advanced Athlete Formula Workout Supplement As L Carnitine L Tartrate Non GMO, Gluten Free : 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, L Carnitine plays an important role in the larger metabolism equation: helping your body use fat efficiently as fuel. Learn more about the science on this week's post on The Wellness Edit.