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 L Carnitine (500mg) NutraBio Brands Improves memory." "Sharpens focus." These are just some claims you may see on the supplements that adults over age 50 are taking to try to keep their brains healthy. Do these products L Carnitine, 500 mg, 30 vegetarian capsules Liposomal L Carnitine NuEthix Formulations WebMD Penis Enlargement: What the Evidence Really Says About Size Supplements and Methods