Amazon.com: Force Factor L Carnitine Supplement, Liquid L Carnitine 3000 mg to Help Turn Fat Into Energy, Support Muscle Recovery, and Boost Cellular Energy, Maximum Strength, Non GMO, Orange Flavor, 16 Oz. : Health Jack's Nutrition L Carnitine Liquid 3500mg Turn Fat Into Energy Jacks Nutrition iSatori L CARNITINE Fat Loss 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