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 Vitacost Acetyl L Carnitine HCl 500 mg 120 Capsules L Carnitine 1000mg Energy, Metabolism & Fat Burning L Carnitine What Is It? Benefits, Dosage & When To Take MYPROTEIN L Carnitine Complex 2200mg 180 High Strength Vegan Capsules 1.5 Month Supply