Introduction . A lack of iodine can lead to a spectrum of growth, developmental, and functional morbidities across the entire life cycle, which are known as iodine deficiency disorders (IDDs)1. The World Health Organization (WHO) has recommended that household salt be fortified with iodine as a safe and effective strategy for preventing and controlling IDD, and also suggested the content for fortifying food-grade salt with iodine according to the estimated salt consumption2. ...