We all know that iodine is the most necessary component for the synthesis of thyroid hormones (TG) of the thyroid gland. Its deficiency leads to a decrease in its functional activity and, as a result, all kinds of diseases. Whether it is possible to somehow change the situation for the better, this brochure will help you figure it out. By reading it, you can find out why iodoprophylaxis is important, what types of it exist and what should be done if you develop one of the thyroid diseases.