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 Revisiting the Role of Carnitine in Heart Disease Through the Lens of the Gut Microbiota What is Congestive Heart Failure (CHF)? Dr. Weil Amazon.com: NuEthix Formulations Lipsomal L Carnitine Supplement 600mg with L Citrulline 1000mg for Healthy Weight Management, Fat Metabolism, Energy Production and Increased Blood Flow, for Men & Women : Health & Household