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 LeanShots Liquid L Carnitine Shot (3000mg) NutraBio Brands Acetyl L. Carnitine Supplement Metabolics Acetyl L Carnitine Core Nutritionals Doctor's Best Acetyl L Carnitine, 1000 mg Per Serving, 120 Veggie Caps ALCAR Supplement for Cognitive Function and Stamina