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为了保证在妊娠期及分娩后,能培育出健全的胎儿与婴儿,首先应注意孕前营养。为了母婴的健康只注意孕期营养是不够的,必须从孕前开始摄入足够的营养才行。一个体重53公斤从事极轻体力劳动的成年女子,每日需要摄入下列各种营养素:热能2,200千卡,蛋白质65克,钙0.6克,铁15毫克,维生素A3,300国际单位,维生素B_11.1毫克,维生素B_21.1毫克,菸酸11毫克,维生素C60毫克,维生素D400国际单位。热能来源的合
In order to ensure that during pregnancy and childbirth, to develop a healthy fetus and baby, we must first pay attention to pre-pregnancy nutrition. In order to maternal and child health only pay attention to nutrition during pregnancy is not enough, you must start enough intake of nutrition before pregnancy Caixing. An adult woman weighing 53 kg and working lightly on a daily basis needs to consume the following nutrients daily: 2,200 kcal calories, 65 g protein, 0.6 g calcium, 15 mg iron, vitamin A3,300 international units, and vitamin B_11. 1 mg, Vitamin B 21.1 mg, Niacin 11 mg, Vitamin C 60 mg, Vitamin D 400 IU. The source of heat energy