L Carnitine Tartrate 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 Acetyl L Carnitine Arginate 500 mg Combination of Carnitine & L Arginine Benefits l Carnitine Supplementation in Recovery after Exercise L Carnitine Tartrate, 120 Capsules (500 mg per Capsule)