Dietary principles for iodine deficient patients with hypothyroidism (hypothyroidism for short) – iodized salt supplementation, fat restriction and adequate protein supply. Suitable foods Iodine-containing foods: moderate amounts of kelp and nori. Iodized salt: When frying vegetables, it is important to note that iodized salt should not be put into boiling oil, so as not to reduce the concentration of iodine by volatilizing it. Protein-rich foods: animal proteins, such as eggs, dairy, various kinds of meat, fish; vegetable proteins, such as various kinds of soy products, soybeans. Various vegetables and fresh fruits. Avoid foods rich in cholesterol: such as egg yolk, cream, animal brain and offal. High-fat foods: such as cooking oil, peanut rice, walnuts, almonds, sesame paste, ham, pancetta, etc.