Hypothyroidism cannot be completely cured and requires medication, as well as dietary control for relief. Hypothyroidism is a disease in which the body’s metabolism is reduced due to a decrease in the synthesis and secretion of thyroid hormones or a lack of their physiological effects. It is classified as primary hypothyroidism, secondary hypothyroidism, and peripheral hypothyroidism according to its cause. Patients with hypothyroidism usually have reduced lipid metabolism, which can easily cause hyperlipidemia. Therefore, it is necessary to pay attention to a low-fat diet. Also, since the synthesis of thyroid hormones requires the participation of iodine, in order to increase the synthesis of thyroxine, it is necessary to pay attention to the appropriate supplementation of high iodine food. In daily life you need to pay attention to, on the one hand, to regulate your physical and mental state, and on the other hand, you need to strengthen your physical exercise, enhance your physical fitness, and develop good habits of life and living, which are also important for the treatment of thyroid disease.