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维生素是维持人体正常机能所必须的营养物质之一,它参与人体酶系统中辅酶的形成,调节物质代谢,是胎儿生长发育中必不可少的物质。由于大多数的维生素不能在人体内自身合成,所以必须依靠食物提供。妊娠妇女除了需要摄取自身营养所需外,还需摄入为胎儿发育提供营养的维生素,因此,整个孕期对维生素的需要量明显增加 怎样去掌握维生素的孕期补充,是指导围产期保健,提高人口素质的一项重要内容。由于维生素在普通膳食中的含量较为丰富,目前,严重的维中素缺乏已很罕见。但由于偏食、烹调不当、贫困等原因造成的部分性维生素缺乏可导致某些轻型或亚临床型的病理变化,由此所造成的不利影响,对孕妇和胎儿均有极为重要的意义。
Vitamin is one of the necessary nutrients to maintain the normal function of human body. It participates in the formation of coenzyme in the human body enzyme system and regulates the metabolism of the substance. It is an indispensable substance in the growth and development of the fetus. Since most vitamins can not be synthesized in the body by themselves, they must rely on food. Pregnant women in addition to the need to ingest their own nutrition needs, but also the intake of nutrients for the development of fetal vitamins, therefore, the need for vitamin significantly increased throughout the pregnancy how to grasp the vitamin supplement during pregnancy, is to guide perinatal care, improve An important part of the quality of the population. Due to the abundance of vitamins in the general diet, it is rare that at present, a serious lack of vitamin C is already rare. However, due to partial eclipse, improper cooking, poverty and other causes of partial vitamin deficiency can lead to some light or subclinical pathological changes, the resulting adverse effects on pregnant women and fetuses are extremely important.