When to take L carnitine: Dosage, forms, and side effects Biomedical Reports Carnitine deficiency and liver cirrhosis. Download Scientific Diagram 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 LCarnitine Effects Liver Enzymes Consensus Role of carnitine in disease Nutrition & Metabolism Springer Nature Link