Does L Carnitine Work for Fat Loss? A Dietitian Explains Does L Carnitine Really Work? An Honest Guide The Science of Good Health 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. Injectable L Carnitine for Slimming: Does It Really Work? National Medical Resources Inc