What is L-Ornithine L-Aspartate? L-Ornithine L-Aspartate is a compound amino acid formed by the combination of L-Ornithine and L-Aspartate through ionic or covalent bonds. It can help reduce blood ammonia levels and alleviate symptoms of hepatic encephalopathy associated with liver cirrhosis. This substance is commonly used in clinical practice as a liver-protecting drug, extensively applied in the treatment of liver diseases and nutritional support. Jingjing Pharmaceutical’s L-Ornithine L-Aspartate is produced using an enzymatic process, making it safer and more stable.