It is best to avoid oranges for stomach ulcers. During the period of gastric ulcer, patients should try to eat a light diet. And try to avoid eating too acidic and too sweet food, otherwise it will lead to excessive secretion of stomach acid, which is not conducive to the treatment of gastric ulcer. Although oranges belong to a kind of alkaline food, but the taste will be more acidic, such food after entering the stomach will cause stimulation to the gastric glands, resulting in excessive secretion of gastric acid, so it is not conducive to the treatment of gastric ulcer disease. Patients with gastric ulcers can eat oranges in small quantities after their condition has improved with the use of medication. At this time, the protective barrier of the gastric mucosa has been restored, a small amount of eating oranges on the gastric mucosa will cause relatively little violation. At the same time, it can also enhance the elasticity of capillaries, promote the digestion of food in the stomach, to avoid the recurrence of gastric ulcers.