1, eat more easily digestible, nutritious food, adequate intake of fat and carbohydrates, high vitamin, high protein diet (meat, eggs, milk, etc.), need fungus, walnuts to enhance our immunity; 2, it is advisable to eat light, eat fresh vegetables, fruits with high vitamin content and nutrient-rich lean meat, chicken, duck, snapper, freshwater fish, mushrooms, silver fungus, lily, mulberry and other foods. Qian Mingping, General Surgery Department, Shanghai Tenth People’s Hospital 3, it is advisable to eat more food with the effect of eliminating swelling, including ling, rape, mustard, kiwi, etc. 4, eat less kelp, algae, seaweed, jellyfish, seafood and other foods with high iodine content; 5, control the intake of foods containing fiber, such as carrots, cabbage, etc.; 6, wine, less fried, fatty foods, less spicy and stimulating foods such as cinnamon, green onions, peppers, chili peppers, less beverages, herbal teas; 7, accompanied by thyroid nodules, must strictly avoid iodine, consume non-iodized salt, prohibit the consumption of seaweed, The nodules are high-functioning adenomas that can secrete thyroid hormones, which also require strict avoidance of iodine; 9, no need to avoid iodine in the diet; 10, no need to strictly avoid iodine in thyroiditis with nodules.