First, you can properly consume more foods rich in vitamins and fiber, such as fruits and green vegetables, etc.; second, you can properly consume more fruits rich in C vitamins and B vitamins, such as apples, bananas, duck pears, kiwis, etc., which help the nerve growth behind the dermal nerve and thyroid gland; third, you can properly consume more high-quality protein with low fat and low cholesterol content, such as leaner beef, lamb and fish and shrimp, etc. Fourth, you cannot eat too spicy food, such as chili peppers, spicy strips, spicy hot pot, etc.; Fifth, within six months after surgery, try not to drink alcoholic beverages, which tend to make local growth scar; Sixth, appropriate more intake of food with unsaturated fatty acids, such as walnuts, peanuts, sesame seeds, etc., can not eat kelp and other foods.