铁是人体内含量最多的微量元素,广泛参与机体内的多种生理生化过程,是微量元素中最容易缺乏的一种,缺铁可引起缺铁性贫血,被WHO、UNICEF确定为世界性营养缺乏病之一,也是我国主要的公共营养问题。通过分析铁的生理功能、缺乏原因以及缺乏病的临床表现,探寻本病行之有效的膳食预防和治疗方法。 Iron is the most abundant trace element in the human body, widely involved in a variety of physiological and biochemical processes in the body, is the most easily traceable trace of a deficiency, iron deficiency can cause iron deficiency anemia, WHO, UNICEF identified as worldwide nutrition Lack of disease is one of the major public nutrition problems in our country. By analyzing the physiological function of iron, lack of reason and the lack of clinical manifestations of disease, to explore the effective prevention and treatment of this disease diet.