**Uses:** **Medical Field:** It is a commonly used drug in the treatment of liver diseases. It can be used to treat elevated blood ammonia levels caused by acute or chronic liver diseases, such as hepatic encephalopathy. It accelerates the metabolism of blood ammonia, converting ammonia into urea and excreting it from the body, thereby reducing blood ammonia levels and improving the symptoms of patients with hepatic encephalopathy. Additionally, for liver function impairment caused by various reasons, such as drug-induced liver damage or viral hepatitis, aspartic acid ornithine helps promote the repair and regeneration of liver cells and improves liver function. **Other Fields:** It is also used in some health supplements to help alleviate temporary liver function abnormalities caused by factors such as fatigue or alcohol consumption, aiding the body in recovery.