NOW Foods Acetyl L Carnitine, Cognitive Support, Vegetarian Supplement, 500 mg, 100 Capsules Walmart.com Acetyl L Carnitine, 120 Veggie Caps (500 mg per Cap) 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 Does L Carnitine Really Work? An Honest Guide The Science of Good Health 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)