The diet in the first few days after thyroid surgery should be based on easy-to-swallow, well-digested and well-absorbed fluids, such as rice porridge, rice omelette, yogurt, lotus root powder, etc., with less salt, salty and other stimulating seasonings, and mainly light and original flavors. Patients with dysphagia need to gradually transition to soft rice and regular rice to reduce discomfort; patients without dysphagia can resume normal diet in 3-5 days. Before resuming normal diet, the diet should pay attention to the temperature, do not eat too hot food; hot food stimulates the wound, causing blood vessels to dilate, which is not conducive to the finger blood; meals are placed to room temperature before consumption; if there is any discomfort in the pharynx, the food can be placed in the refrigerator for a short while before consumption; appropriate consumption of cool food can help to alleviate the discomfort in the pharynx, such as cold soymilk, cold milk, ice cream, iced water and so on. After resuming normal diet, post-thyroid surgery patients should pay attention to the following points in their daily diet: 1) balanced diet: comprehensive and balanced nutrition can help to improve the prognosis and nutritional status of the body; 2) sufficient high-quality protein: fish and shrimp are the first choice, followed by chicken, duck and other white meats, and then pork, beef and mutton; 3) more mushrooms, fungus, onion, ginger and garlic, etc., which can regulate the immune system; 4) fresh vegetables and fruits every day to replenish sufficient vitamins and minerals; 5) eat fresh vegetables and fruits every day to add enough vitamins and minerals. (4) Eat fresh vegetables and fruits every day to get enough vitamins and minerals; (5) Eat a small handful of nuts every day; (6) Often use soybeans, yams, etc.; (7) Avoid spicy, stimulating and fatty foods; (8) Quit smoking and limit alcohol; As to whether you can eat high iodine food, it depends on the function of the thyroid gland after the operation. If hyperthyroidism is diagnosed, high iodine foods, such as kelp, seaweed, iodized salt, marine fish, shrimp, etc., should be prohibited; if hypothyroidism is diagnosed, the above foods can be supplemented appropriately; if the thyroid function is normal, there is no need to pay attention to iodine, and a normal diet is sufficient. If the thyroid gland is completely cut off, there is no tissue to take in iodine, then to maintain normal thyroid function is to rely on medication, the impact of food is not great, normal diet can be.