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一提维生素,人们都以为是营养药,是补品,很少有人会注意它的毒副作用。然而,事实绝非那么简单。比如常用的维生素C,虽然它能防治坏血病,有提高免疫力、改善微循环等作用,但长期服用会引起肾结石。最近又有报道说,长期服用维生素C,可使动脉血管壁加厚,而且用量越大,增厚越快。这对患有心、脑血管病的人来说,无疑是雪上加霜。其实,各种维生素如果过量服用都有一些毒副作用,维生素D也不例外。维生素D常用来预防和治疗小儿佝偻病,使用得当,确实能起到良好的效果。近年来,一些厂家大作广告宣传,在群众中似乎形成了婴幼儿不吃维生素D就不行的趋势。有的孕妇从受孕之日起就补充维生素D,有的孩子从出生之日起就给鱼肝油滴剂。在食品里更是处处添加维生素D,有加D鲜奶、奶粉、米糊、饼干、果
Talking about vitamins, people think it is nutritional medicine, supplements, few people will pay attention to its toxic side effects. However, the fact is not that simple. Such as commonly used vitamin C, although it can prevent scurvy, improve immunity, improve microcirculation and other effects, but long-term use can cause kidney stones. Recently there have been reports that long-term use of vitamin C, can make the arterial wall thickening, and the greater the amount, the faster the thickening. This is undoubtedly worse for those with heart and cerebrovascular diseases. In fact, all kinds of vitamins have some side effects if overdose, vitamin D is no exception. Vitamin D commonly used to prevent and treat pediatric rickets, used properly, can really play a good effect. In recent years, some manufacturers masterpiece advertising, the crowd seems to have formed a trend of infants and young children do not eat vitamin D will not work. Some pregnant women from the date of conception to add vitamin D, some children give cod liver oil drops from the date of birth. In the food is everywhere to add vitamin D, plus D milk, milk powder, rice cereal, biscuits, fruit