What to pay attention to in the diet of polypoid thyroid nodules: First, do not eat foods that are too spicy, such as chili peppers, spicy fries, spicy hot pot, etc. Second, try to reduce the consumption of alcoholic beverages. Third, do not eat foods that can easily cause hair, such as seaweed, shells, crabs, etc. Fourth, you can properly consume more foods rich in vitamins and fiber, such as fruits and green vegetables. Fifth, the appropriate intake of fruit rich in B vitamins and C vitamins, such as apples, bananas, duck pears, kiwi, etc. Sixth, the appropriate intake of low-fat and low cholesterol content of high-quality protein, such as fish, shrimp, leaner beef and lamb, etc.. Seventh, the appropriate intake of foods rich in unsaturated fatty acids, such as walnuts, peanuts, sesame, etc. There are other dietary precautions, you need to refine the thyroid ultrasound and thyroid function and then seek consultation from the attending physician.