1, should be supplemented with iron-rich food, supplemental vitamin B12, such as animal liver, if necessary, but also supply folic acid, liver preparations. 2, appropriate food: due to iodine deficiency caused by hypothyroidism, need to choose the right amount of kelp, nori, available iodized salt, iodized soy sauce. Daily use of protein-rich foods, such as eggs, dairy, all kinds of meat, fish, etc.; plant protein-rich foods, such as all kinds of soy products, soybeans, etc., as well as all kinds of vegetables and fresh fruit. 3, avoid eating food: avoid all kinds of goiter substances, such as cabbage, cabbage, rape, cassava, walnuts, etc.; avoid cholesterol-rich foods, such as cream, cheese. A small amount of high-fat foods, such as cooking oil, peanuts, walnuts, almonds, sesame sauce, ham, pork and so on.