缺铁和缺铁性贫血是目前全球四大营养缺乏性疾病之一。我国婴幼儿缺铁和缺铁性贫血总体患病率接近50.00%,严重危害儿童的生长发育与健康水平。有研究报道[1]贫血和铁缺乏严重影响婴幼儿的认知、学习能力和行为发育,给予补铁后,即使贫血和铁缺乏纠正后恢复正常,其对大脑及神经系统的危害仍会持续10年以上,甚至不可逆转。所以预防缺铁性贫血至关重要。有研究表明,儿童时期特别是6个 Iron deficiency and iron deficiency anemia is one of the four major nutritional deficiencies in the world. The overall prevalence of iron deficiency and iron deficiency anemia in infants and young children in our country is close to 50.00%, seriously damaging the growth and health of children. Some studies have reported [1] anemia and iron deficiency seriously affect the cognitive, learning abilities and behavioral development of infants and young children, the iron and iron supplementation, even after anemia and iron deficiency correction back to normal, the damage to the brain and nervous system will continue More than 10 years, even irreversible. Therefore, prevention of iron deficiency anemia is essential. Some studies show that there are six especially in childhood