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在幼儿身心健康迅速发育的重要时期,除必须获得足够的蛋白质、脂肪、碳水化合物、维生素等营养素外,还必须摄取足量的铁、锌等微量元素.因为微量元素在人体内不能合成,只能通过食物摄取.
In the important period of rapid development of physical and mental health of infants, in addition to having to get enough nutrients such as protein, fat, carbohydrates, vitamins and the like, trace elements such as iron and zinc must also be taken in. Because trace elements can not be synthesized in the human body Through food intake.