Worldwide, iron deficiency anemia is the most common nutritional disorder, which effects 1/3 of the population globally. Many researchers had conducted in reference of anemia and cognition but in any research, Prakriti (physical constitution) of infant was not considered in relation with anemia and cognition.In infancy period Kapha is found to be a dominant constitution. Infants show significant difference in anthropometrical examination as increasing age. The cognitive developmental delay persists even after treatment if the condition of anemia is severe and chronic.