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 Deficiency: What Is It, Causes, Symptoms, and More Osmosis Role of carnitine in disease Nutrition & Metabolism Springer Nature Link Impact of l Carnitine Supplementation on Liver Enzyme Normalization in Patients with Chronic Liver Disease: A Meta Analysis of Randomized Trials Original Article Effects of L carnitine on liver injury in rats and its impact on blood lipids L Carnitine is Underrated. New Meta Review Reminds Us Why.