After gastroenteroscopy, you can eat food such as rice soup and egg custard under the doctor’s instruction. Whether you can eat after gastroenteroscopy needs to be instructed by the doctor, generally you can drink water 2 hours after the examination, and you can eat after 4~6 hours. You should gradually transition from a liquid, semi-liquid diet to a normal diet, because the examination will have a certain impact on gastrointestinal function. Fluid, semi-liquid diet is easy to digest and favorable to the recovery of gastrointestinal function. Common fluids include milk, soymilk, rice soup, lotus root powder, etc. Common semi-liquid foods include egg custard, rotten noodles, rice porridge, etc. Pay attention to the taste of light, avoid spicy, cold and other stimulating food. For diet after gastroenteroscopy, it is recommended to consult a doctor for guidance.