The diet after hemorrhoid surgery should be a light diet, mainly liquid soft food, such as porridge, juice, noodles, milk or soy milk, more fruits to replenish vitamins, less fiber-rich food, avoid drinking alcohol, keep the stool open, not to eat spicy and stimulating and dry food, drink more water to avoid hard stools, so as not to have obvious pain during each defecation, resulting in wound contamination. In addition, usually pay attention to keep the perianal area clean and hygienic, develop the habit of regular bowel movements, and not be afraid to defecate because of pain.