You should drink less coffee and eat enough carbohydrates and fat. Carbohydrate and fat can save protein, and if the supply is sufficient, protein can play its unique physiological function. Give adequate vitamins and inorganic salts. Vitamins and inorganic salts can regulate physiological functions and improve metabolism, especially vitamin B and vitamin C. Adequate calcium and iron should be given to prevent deficiency. ? (2) Appropriately increase animal viscera, fresh green leafy vegetables, or supplement vitamin preparations. ? (3) Appropriate control of foods with more cellulose. Hyperthyroidism patients often have diarrhea, such as excessive supply of cellulose-rich food will aggravate diarrhea. Because of high metabolism, hyperthyroidism patients need more nutrition. If the nutritional supplement is insufficient, wasting will be more obvious, and even cachexia in the late stage of cancer will appear. Therefore, a reasonable diet is very important. Patients' diet should pay attention to the following aspects: ① The daily total calorie intake is at least 2400 kcal for men and at least 2000 kcal for women. Eat more high-protein foods, and young patients need to eat more high-fat foods. ③ Fruits and vegetables rich in vitamins. Eat less spicy food, such as pepper, onion, ginger, garlic, etc. ⑤ Eat less iodine-containing foods, such as kelp, shrimp and fish. Try not to smoke or drink. 7. Drink less strong tea and coffee. Keep calm and prevent fatigue.