GAT SPORT L CARNITINE Usefulness of Carnitine Supplementation for the Complications of Liver Cirrhosis High l Carnitine Ingestion Impairs Liver Function by Disordering Gut Bacteria Composition in Mice Journal of Agricultural and Food Chemistry Early research into L carnitine was often cited as underwhelming, showing negligible changes in muscle carnitine content and fat loss outcomes. However, these findings may have been limited by a short study window L Carnitine L Carnitine 500 mg Supplement Energy and Fat Metabolism Support Country Life Vitamins