Acetyl L Carnitine and Lipoic Acid Erectile Dysfunction NIH Healthvit Acetyl L Carnitine (ALCAR) Capsules Acetyl L Carnitine 500 mg, 100 capsules Life Extension 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 and Lipoic Acid Erectile Dysfunction NIH