Diet after colonoscopy to remove polyps should pay attention to light, from liquid food to semi-fluid food to normal diet gradually transition, avoiding the consumption of intestinal stimulation of food. There is some damage to the intestinal mucosa after colonoscopy to remove polyps, generally need to fasting and water fasting for at least 4~6 hours, after that, you can drink some lukewarm water in moderation, and at first, the main focus of the liquid food (e.g. millet porridge, etc.), if the patient does not have any obvious discomfort, can be transitioned to a semi-liquid food (e.g. egg custard, bad noodle, etc.), and finally return to a normal diet, it usually takes about a week. After resuming normal diet, patients still need to pay attention to a light diet, easy to digest, and maintain balanced nutrition, and can eat some fresh fruits and vegetables. Patients should avoid eating cold and spicy stimulating foods such as chili peppers, as well as foods that are difficult to digest such as fried, pan-fried and barbecued foods, and quit smoking and drinking to reduce the stimulation of the intestinal mucosa, so as not to affect the recovery of the disease. After colonoscopy to remove polyps should pay attention to observation, if there is obvious discomfort or persistent blood in the stool and other conditions, it is recommended to consult a doctor in a timely manner, and actively accept the treatment, so as not to delay the condition.