Oxin Nutrition Acetyl L Carnitine (ALCAR) 500mg Capsules Oxin Nutrition 100% Pure Acetyl L Carnitine by Genetix Nutrition Essentials Nutrition Warehouse Acetyl L Carnitine, 500 mg, 60 Veggie Capsules Emrald Labs Acetyl L Carnitine Carnitine Supplements Review 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 Doctor's Best Acetyl L Carnitine, 1000 mg Per Serving, 120 Veggie Caps