Hypothyroidism refers to hypothyroidism, usually there is no special dietary contraindications, pay attention to light diet, ensure nutritional intake can be. If it is caused by Hashimoto’s thyroiditis, you should reduce the consumption of iodine-containing foods such as kelp. Hypothyroidism can be caused by a variety of factors such as autoimmune thyroiditis, destruction of the thyroid gland, and taking medications for hyperthyroidism. Diet usually does not have an effect on the disease, and maintaining a healthy diet is sufficient. However, for the small number of people with hypothyroidism due to Hashimoto’s thyroiditis, intake of iodine-containing foods such as seaweed, nori, and iodized table salt should be reduced to avoid aggravating the condition. Patients with hypothyroidism are advised to ensure the intake of protein and vitamins, increase the intake of cereals, fruits and vegetables and other foods rich in dietary fiber, and to eat and treat reasonably under the guidance of a doctor.