Loach has no so-called benefits for hepatitis B patients, and it has no therapeutic effect on the disease. Hepatitis B is a contagious disease caused by hepatitis B virus infection, the body of hepatitis B virus will continue to destroy liver cells, resulting in damage to liver function, and even eventually evolve into cirrhosis, liver cancer and other diseases. Hepatitis B patients need timely antiviral treatment, commonly used drugs, including entecavir, etc., the existence of liver function damage patients also use glutathione and other liver-protecting drugs for treatment. Loach is only a kind of food, it does not have the same efficacy and effect as drugs, and it can not inhibit the replication of hepatitis B virus or repair liver function, so it does not have any special benefits for hepatitis B patients, on the contrary, excessive use may increase the burden on the liver. Hepatitis B is very harmful to human body, after diagnosis, patients need to go to regular hospitals for diagnosis and treatment in time to prevent the progress of the disease.