Source: Silybin is momomeric chemical substance that is separated and refined from seeds of Silybum marianum(L).Gaertn. Efficacy: Silybin is the liver,improvement of the live function and regeneration of the hepatocyte.Tt is good to treat the acute / chronic hepatitis,hepatocirrhosis, Tt is also the main ingredient of the pharmaceutical derivation of synthetic Silybin. Appearance:light yellow or white-like powder,no characteristic smell. Specification:Not less than 98%(HPLC)of Silybin.