Acetyl L Carnitine, 100 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 L Carnitine Base a High Purity Support for Energy Metabolism L Carnitine Base Vegan is a high purity, biologically active form of carnitine involved in cellular energy production. Naturally synthesised from amino acids, it Amazon.com: Source Naturals Acetyl L Carnitine 500 Mg Tablet, 120 Count : Health & Household L Carnitine Injectable Factor Health MD