Hyperthyroidism, a disease characterized by systemic hypermetabolism, is caused by the loss of the feedback control mechanism of normal thyroid secretion due to a variety of reasons, resulting in an abnormal increase in circulating thyroxine. Therefore, some fruits rich in potassium can be consumed, such as peaches, apricots, plums, hawthorn, lychees, mangoes, peach, kumquats, cherries, oranges, watermelon, apples, etc. Eat more fruits and vegetables that are rich in vitamins. Eat in moderation and avoid overeating. Paying attention to dietary hygiene is also very important for hyperthyroidism patients. In the diet should pay attention to: First, avoid spicy diet, chili, raw onion, raw garlic. Second, avoid sea food. Kelp, sea haze, scallops, etc. Third, avoid strong tea, coffee and other stimulating beverages. Four, do not smoke, avoid alcohol. Five, keep a calm mood and prevent overwork.