Top 7 L Carnitine L Tartrate Uses for Fat Loss Carnitine: Which type is right for you? Acetyl L Carnitine Arginate 500 mg Combination of Carnitine & L Arginine Benefits L Carnitine Tartrate Amino Acid 1,500 mg Benevolent Nourishment Most people talk about carnitine like it is one supplement. It is not. Acetyl L carnitine and L carnitine L tartrate do different jobs, and picking the wrong one for the wrong goal is where people