Health & Personal :: Diet & Nutrition :: Health Supplements :: GNC Liquid L Carnitine 3000mg 450 ml 30 Servings Converts Fat to Muscle For Healthy Weight Loss L Carnitine: Benefits, Side Effects, & Dosage Recs Old School Labs Try L Carnitine 3000 from @1upnutrition if you want to turn up the heat on your cut. It helps the body convert stored fat into energy by transporting fatty acids into the mitochondria Acetyl L Carnitine Best Time to Take L Carnitine: Morning vs Evening for Better Fat Loss & Performance