After general thyroid nodule surgery, it is necessary to check whether the patient's thyroid function is normal. In terms of diet, we should pay attention to the following points. First, we should pay attention to avoid eating iodine-rich foods such as kelp and seafood, but we should also decide whether to eat iodine-containing foods properly according to the specific situation. We can drink Bayi Shuyi tea. In addition, avoid spicy and irritating diet after thyroid nodule surgery.