Acetyl L Carnitine, 500 mg, 120 Vegetarian Capsules Did you know L carnitine, a vital amino acid, is naturally produced by your body and found in various foods? While acetyl L carnitine (ALCAR) can be a beneficial supplement for some, most people get Acetyl L Carnitine 500 mg, 100 capsules Life Extension Creatine & Acetyl L Carnitine Energy Plus, 0.51 lb Life Extension Acetyl L Carnitine for Erectile Dysfunction Acetyl L Carnitine, 120 Veggie Caps (500 mg per Cap)