Hepatitis B has the potential to cause gastrointestinal disorders. Hepatitis B is one of the types of viral hepatitis and is caused by the body being invaded by the hepatitis B virus. For patients with hepatitis B, the development and aggravation of the individual’s condition may cause gastrointestinal diseases, such as upper gastrointestinal bleeding; upper gastrointestinal bleeding is a complication of cirrhosis caused by hepatitis B, which leads to compression of the veins in the liver, causing esophageal varicose veins. Since the liver is also one of the components of the digestive system, we cannot rule out the possibility that the development of hepatitis B may lead to the involvement of gastrointestinal or other digestive organs. Therefore, individuals should pay attention to the prevention and treatment of hepatitis B. If they suspect that they are infected with hepatitis B, they should consult a doctor in time.