L Carnitine is not a magic fat burner It won't melt fat, build muscle, or replace hard work. The only thing it burns is your money Stick to the basics Acetyl L Carnitine (500mg) (100 capsules) Arthritis Center of Riverside L Carnitine Side Effects & Safety: A Complete Guide The Science of Good Health L Carnitine L Tartrate: 8 Key Benefits Dr. Lam L Carnitine: Benefits, Side Effects, And Dosage, Per Dietitians