Patients with hyperthyroidism: 1. Eat less seafood (fish, shrimp, crab, nori, kelp, kombu, seaweed, oysters, sea dragon, seahorse), salt chicken, durian, chestnuts, peanuts and mangoes that contain high iodine at the beginning; when the condition improves significantly, you can eat in moderation and do not need to abstain from eating. 2, avoid coffee, strong tea, so as not to stimulate or aggravate palpitations, restlessness and even insomnia. 3.Do not do high temperature and strenuous exercise. 4, stay away from tobacco, alcohol and food additives, which contain toxins that can harm thyroid cells to produce inflammation or immune antibodies to interfere with immune function, and even increase the chances of producing proptosis 8 times. 5, relieve stress. 6, after the birth of the thyroid function often changes, should pay close attention to. 7, no spicy food, avoid fried, fried, barbecued food and greasy heavy taste. 8. If you have a thyroid storm, your doctor will give you potassium iodide drops to increase the amount of thyroid hormones stored and reduce their release, but an overdose will affect your anti-thyroid treatment. Patients with hypothyroidism: 1. It is not necessary to abstain from eating seafood, but it is important to note that lack of iodine or too much iodine may produce hypothyroidism. 2. Minimize the consumption of frozen drinks and frozen foods. 3, low A often combined with elevated cholesterol, can eat ginger to balance. Patients with goiter, nodules or cysts but normal thyroid function 1. Minimize the consumption of foods that can cause goiter: kale, cauliflower, cabbage, chestnuts, chestnuts, tree potatoes, corn, bamboo shoots, sweet potatoes, soybeans, green beans, soy milk, tofu, onions, garlic, peanuts, durian, mangoes. 2.Drink tap water or distilled water as much as possible, and use less well water. 3.Intake appropriate iodine-containing foods. 4.Less exposure to water or items containing chlorine, fluoride or bromides (such as toothpaste, swimming pool water, all refined foods from white rice and wheat flour). Hashimoto’s Thyroiditis (chronic lymphocytic thyroiditis) This is an autoimmune disease that develops in three stages: Stage 1: The patient is found to have thyroid antibodies in the blood, but blood tests for T3, T4, and TSH are normal. Stage 2: The patient has antibodies and hyperthyroidism. Stage 3: The patient has little or no antibodies but suffers from low thyroid. Patients with this disease have a reduced ability to produce thyroid hormones because the thyroid tissue is gradually replaced and destroyed by lymphocytes, and if iodine-containing foods are given, this will aggravate the inflammation and worsen the condition.