人体的含铁量虽然并不多,大约只占体重的百分之零点零零四,但却是人体内极为重要的必需微量元素之一。如果人体缺乏铁,就会发生贫血、组织呼吸和生物氧化过程障碍,引起大脑、心脏、造血、胃肠、免疫、肌肉、皮肤粘膜等功能失调。在儿童中还会出现行为异常、智能低下、贫血性心脏病、胃肠吸收功能减退、肠出血、免疫功能低下、疲倦乏力、指(趾)反甲及异食癖等,影响儿童的健康成长。 Although not much human iron content, only about zero percent of body weight 2004, but it is extremely important human body one of the necessary trace elements. If the human body is deficient in iron, anemia, tissue respiration and bio-oxidation processes will be impeded, causing disorders such as brain, heart, hematopoietic, gastrointestinal, immune, muscle, skin and mucous membranes. In children there will be abnormal behavior, mental retardation, anemia heart disease, gastrointestinal dysfunction, intestinal bleeding, immune dysfunction, fatigue, nail and pica, affect the healthy growth of children .