Iodine deficiency is the worlds most significant cause of preventable brain damage and mental retardation and one of the easiest of the major nutritional deficiencies as well, which can be corrected by daily consumption of adequately iodized salt. Almost 2.2 billion people worldwide and around 200 million in India are at risk of the effects of iodine deficiency, which affects all the stages of human growth and development. Urban slum population constitutes the most neglected, under served section of the society and women by and large, quietly bear the brunt of all the disadvantages. Iodine...