Choline is a water-soluble vitamin whose main function is to stimulate the production of antibodies in liver cells. It is an indispensable vitamin in cats. If it is lacking, it can easily lead to fatty liver disease in cats. ​​​​​​

Choline is an essential substance for the synthesis of acetylcholine and phospholipids. Phospholipids are components of cell membranes. Choline is also a component of lecithin and participates in fat metabolism, transportation and other processes, and has the effect of preventing and treating fat. And can stimulate liver cells to produce antibodies. Choline deficiency can cause severe liver and kidney dysfunction, such as intrahepatic fat deposition and hepatic steatosis.