Selenium malt yanggan tablet is a pure biological preparation with selenium malt powder and traditional Chinese medicine Schisandra as main raw materials. Selenium is a strong antioxidant, which has a good detoxification function and can antagonize many toxic and harmful compounds in the liver. Needless to say, Schisandra chinensis is recognized as a traditional Chinese medicine for lowering enzyme and protecting liver, and it is the natural enemy of chemical liver injury such as fatty liver, alcoholic hepatitis and viral hepatitis. The two drugs extracted by high-tech technology have pure natural biological activities, are safe and have no toxic side effects, and can be taken for a long time.