Full article: Acetyl l carnitine reduces depression and improves quality of life in patients with minimal hepatic encephalopathy Pure Acetyl L Carnitine 500mg Capsules Vilgain Hepatic encephalopathy survival and readmission rates on lactulose, rifaximin, zinc and l carnitine quad therapy Additional L carnitine Reduced the Risk of Hospitalization in Patients with Overt Hepatic Encephalopathy on Rifaximin.