L Carnitine Benefits, Uses, Dosage, Foods, Side Effects Dr. Axe L Carnitine: Benefits, side effects, and dosage Carnitine Deficiency: What Is It, Causes, Symptoms, and More Osmosis L Carnitine Dosage Explained: A Complete Guide The Science of Good Health NOW Foods L Carnitine 1000 mg, 50 Tablets Walmart.com 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