Many patients often ask how to control the diet of hyperthyroidism. Now I tell you: (1) Iodine can provide raw materials for thyroid hormone synthesis. First of all, you should eat non-iodized or low-iodized salt, if there is no non-iodized salt, you can fry commercially available salt containing iodine in the country, and the iodine will be destroyed. (2) Prohibit seafood: sea fish, seafood, shrimp and shrimp skin, kelp, jellyfish, nori, sea cucumber, etc. …… (3) Prohibit sea-born herbs: such as kelp, seaweed, kombu, etc. (4) eat more fresh vegetables: such as a variety of green leafy vegetables, you can also eat more lily, yam, poria, these can be boiled porridge, you can also celery fried lily, drink yam porridge, lotus seed porridge, has the effect of nourishing the heart and calming the mind. (5) eat more fruit: such as oranges, grapefruit, oranges can be supplemented with vitamins, apples, bananas, dragon fruit can be supplemented with trace elements.