The diet of hyperthyroidism patients must pay attention to high calorie, high protein, high vitamins and supplement calcium, phosphorus, potassium, zinc and magnesium to correct the consumption caused by high metabolism and improve the systemic symptoms. (1) Three highs, one bogey and one moderate amount: refers to a diet with high calorie, high protein and high vitamins, a diet without iodine, and appropriate supplementation of calcium and phosphorus. Increase calorie supply: 1) Adequate carbohydrates should be given every day to correct excessive intake. The daily energy supply is 12540 ~ 14630 kilojoules (3 000 ~ 3 500 kilocalories), which is 50% ~ 75% higher than that of normal people to meet the increase of metabolic rate caused by excessive thyroxine secretion. 2) Ensure the supply of protein: provide 1.5g protein per kilogram of body weight every day, but limit animal protein. 3) Pay attention to vitamin supply: directly supply rich multivitamins. Because of its high metabolism and high energy consumption, it consumes a lot of enzymes and lacks many water-soluble vitamins, especially B vitamins. Vitamin D is the main vitamin to ensure intestinal absorption of calcium and phosphorus, so vitamin A and vitamin c 4 should be supplemented: in order to prevent osteoporosis and pathological fractures, the supply of calcium and phosphorus should be increased appropriately, especially for patients and the elderly who can't control their symptoms for a long time. 5) Avoid foods and drugs containing iodine: iodine is the raw material for synthesizing thyroid hormone. There is a large amount of iodine in the thyroid gland, which accelerates the synthesis of thyroid hormone. Therefore, iodine can induce hyperthyroidism and aggravate its symptoms. Therefore, foods and drugs containing iodine should be avoided. All kinds of iodine-containing contrast agents should also be used with caution. (2) Increase the number of meals: In order to correct internal friction, in addition to the staple food of three meals a day, snacks are added between meals to improve the metabolic disorder of the body. (3) Dietary allocation: l) Direct election food: According to patients' usual eating habits, various starchy foods can be selected, such as rice, noodles, steamed bread, vermicelli, potatoes, pumpkins, etc. All kinds of animal foods, such as beef, pork, all kinds of fish, etc. All kinds of fresh fruits and foods rich in calcium and phosphorus, such as milk, nuts, fresh fish, etc. When potassium is low, you can choose oranges, apples and so on. 2) Avoid choosing food: avoid using iodine-containing food, seafood, soybeans, white radish, bamboo shoots, cabbage, corn, walnuts, iodized salt, etc. 3) Pay attention to the sexual function of food: From the point of view of Chinese medicine, direct selection of food has the function of nourishing yin, such as soft-shelled turtle, soft-shelled turtle and female duck. Eat less warm, spicy and irritating food.