Why is it necessary to give Micronutrient Powder (MNP) supplementation to young children?

Micronutrient deficiencies lead to various disorders like Iron Deficiency Anemia, Vitamin A Deficiency, and Iodine Deficiency Disorder; which lead to impaired motor development and growth, decreased immunity as well as adversely affect intellectual development and mental capacity. To prevent children from such disorders, it is very important to give MNP.