There is no food that patients with thyroid nodules absolutely cannot eat, and they should pay attention to dietary diversity and balanced nutrition. Note that if thyroid nodules are combined with hyperthyroidism, it is not suitable to eat iodine-rich foods, such as kelp and seaweed. If thyroid nodules are combined with Hashimoto’s thyroiditis, a “low iodine diet” is recommended, i.e., limiting the consumption of iodized salt to foods with high iodine content. Patients with thyroid nodules who have normal thyroid function are recommended to have a “moderate iodine diet”, which includes iodized salt and moderate intake of seafood, such as kelp and seaweed. Thyroid nodule patients should be scientific and reasonable diet, it is recommended that patients with thyroid nodules under the guidance of a professional doctor to carry out regular treatment.