The eighth day after mixed hemorrhoid anal fissure surgery should be based on a light and nutritious diet. For patients with mixed hemorrhoids and anal fissure after surgery, they should maintain a light diet, eat more vegetables and fruits, and eat some fiber-rich foods in moderation, such as oleomargarine, celery, eggplants, apples, bananas, etc., which can prevent constipation and thus promote the discharge of stools, providing a favorable prerequisite for the recovery of the wound. You should also drink plenty of water to soften the stool and facilitate its discharge. In addition, you can also eat more protein-rich foods, such as lean meat, eggs, etc., which can promote wound healing, but also maintain the nutrition that the patient should have after surgery. You can also eat some fresh shrimp and so on. After surgery, patients should also be careful not to eat spicy, greasy, high-fat and stimulating foods, such as chili, mustard, hot pot, ginger, onion and garlic, because it is not conducive to the recovery of the disease. After surgery, patients should follow the doctor’s instructions to eat, which is conducive to the recovery of the disease.