Acetyl L carnitine improves cognitive functions in severe hepatic encephalopathy: a randomized and controlled clinical trial Metabolic Brain Disease Springer Nature Link Novel Agents in the Management of Hepatic Encephalopathy: A Review Acetyl l Carnitine in the Treatment of Peripheral Neuropathies: A Narrative Review Pain and Therapy Springer Nature Link The Effect of L Carnitine on Critical Illnesses Such as Traumatic Brain Injury (TBI), Acute Kidney Injury (AKI), and Hyperammonemia (HA)