Iodized salt is good, the specific analysis is as follows:

People mainly get iodine from drinking water, food, vegetables and the surrounding environment. If the drinking water, food and the surrounding environment lacks iodine, people living there for a long time will have iodine deficiency disease due to insufficient iodine intake; iodine-deficient areas are not only inland, mountainous areas, high slopes and areas with high water table;

The results of practice show that, in the face of the vast iodine-deficient areas and a large prevention and treatment targets, the implementation of salt iodization is the most cost-effective, simple and easy to implement prevention of iodine-deficiency disease. The implementation of salt iodization is the most economical, effective, simple and easy to implement method to prevent iodine deficiency disorders. Salt is a necessity in people's lives, adding iodine to salt can be supplemented with iodine through three meals a day, which is not only convenient, but also ensures that people consume enough iodine throughout their lives;

So it can be seen that iodizing table salt is a very good measure.

Expanded:

In the consumption of iodized salt should pay attention to the following points:

1, iodine-deficient areas of the population must be scientifically, long-term consumption of iodized salt, or else, once the iodized salt is discontinued, iodine-deficiency disorders will recur;

2, each time you buy iodized salt should not be too much, because a long time, iodine is easy to evaporate;

3, put iodized salt containers should be covered, and placed in a dry, shaded, avoiding high temperature;

4, in the dishes will be up to add iodized salt, don't use iodized salt popping pots, long simmering, cooking for a long time, because the iodine is easy to volatilize.

Baidu Encyclopedia - Iodized Salt