You need L Carnitine and Sugar together for 2 reasons L Carnitine Muscle Building Energy ATP The bright and the dark sides of L carnitine supplementation: a systematic review Journal of the International Society of Sports Nutrition Springer Nature Link L Carnitine 500mg Capsules 100 Count Bottle, Supports Body Building, Improves Energy Levels, Reduces Muscular Fatigue 500mg Capsules 100 Count Bottle, Supports Body Building, Improves Energy Levels, Reduces L Carnitine is not a magic fat burner , It wont melt fat, build muscle, or replace hard work., The only thing it burns is your money , Stick to the basics Nutrition, Training & Consistency.