L Carnitine: Benefits, Side Effects, Sources, and Dosage iMuscles Nutrition Does L Carnitine Work for Weight Loss? What the Science Says How L Carnitine Helps Turn Fat Into Energy (Without Stimulants) L Carnitine doesn't magically burn fat, it helps your body use fat as energy. Combine it with training and consistency, and you'll feel the difference @Marybosch shows us how L Carnitine will boost your