常量和微量元素与儿童健康有着密切的关系,在人体内担负着重要的生理功能。这些元素缺少或过量都会影响儿童的生长发育、智力水平、免疫功能,甚至导致疾病的发生。本文通过分析钙、镁、铜、铁、锌缺乏和铅超标与兰州市3～6岁儿童贫血状况,确定需主要预防的易缺乏的矿物元素,从而促进儿童的生长发育。 Constants and trace elements and children’s health are closely related to the body responsible for the important physiological functions. The lack or excess of these elements can affect children’s growth and development, intelligence, immune function, and even lead to the occurrence of the disease. In this paper, we analyze the anemia status of children aged 3 ~ 6 years in Lanzhou by analyzing the deficiency of calcium, magnesium, copper, iron, zinc and lead, and determine the easily-degenerated mineral elements that need primary prevention so as to promote the growth and development of children.