Acetyl L Carnitine 500 mg (60 Count) Compounding Pharmacy of America Does L Carnitine Really Work? An Honest Guide The Science of Good Health 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 Carnitine has received a lot of attention as a supplement, or specifically a "fat burner". But does the evidence live up to the hype? Read the blog for more (link in bio)