Celiac disease occurs mainly due to the destruction of the gastric mucosa caused by eating irritating foods. In this case, it is important to eat more easily digestible food. As water, patients with celiac disease can certainly drink, but do not drink too much, because after drinking too much water can lead to stomach distension, flatulence, and even, can aggravate the destruction of the gastric mucosa. Don’t eat spicy, stimulating, or cold food, and don’t drink or smoke. Gastric mucosal erosion is a chronic gastritis, just the presence of gastric mucosal erosion, erosion lesions can be scattered or multiple, in the treatment is mainly given to acid suppressants combined with drugs to promote mucosal repair, can soon be cured. If the patient is not medicated, there is a possibility that gastric mucosal erosion may cause bleeding complications. If bleeding is present, the patient needs to drink cold fluids, only cold boiled water, not hot boiled water, in order to avoid aggravating the bleeding. If the patient has gastric erosion with bleeding, the patient needs to drink a small amount of water and cooperate with the doctor to give active treatment to stop the bleeding, the specific need to consult the specialist.