研究发现：维生素片大多没啥用 吃错还会致病
<p>不要再浪费钱买维生素片了！研究发现，大多数维生素片和矿物质补充剂都没什么用。维生素<span word="C">C</span>也不像传说中的能让感冒好得快。科学家还指出，不要以为复合维生素就可以替代平衡膳食，维生素也不能乱吃，吃错了可能致病甚至提高死亡风险。</p><p><span word="Vitamin">Vitamin</span> <span word="and">and</span> <span word="mineral">mineral</span> <span word="supplements">supplements</span> <span word="are">are</span> <span word="a">a</span> <span word="staple">staple</span> <span word="in">in</span> <span word="many">many</span> <span word="people">people</span>'<span word="s">s</span> <span word="diets">diets</span>, <span word="but">but</span> <span word="there">there</span> <span word="is">is</span> <span word="increasing">increasing</span> <span word="evidence">evidence</span> <span word="to">to</span> <span word="suggest">suggest</span> <span word="the">the</span> <span word="most">most</span> <span word="popular">popular</span> <span word="ones">ones</span> <span word="are">are</span> <span word="essentially">essentially</span> <span word="useless">useless</span>.</p><p>维生素和矿物质补充剂是许多人日常膳食中的固定组成部分，但越来越多的证据表明，最受欢迎的一些维生素补充剂其实都没什么用。</p><p><span word="A">A</span> <span word="new">new</span> <span word="systematic">systematic</span> <span word="review">review</span> <span word="of">of</span> <span word="data">data</span> <span word="and">and</span> <span word="trials">trials</span> <span word="published">published</span> <span word="between">between</span> <span word="January">January</span> 2017 <span word="and">and</span> <span word="October">October</span> 2017 <span word="found">found</span> <span word="that">that</span> <span word="many">many</span> <span word="popular">popular</span> <span word="multivitamins">multivitamins</span> – <span word="as">as</span> <span word="well">well</span> <span word="as">as</span> <span word="vitamin">vitamin</span> <span word="C">C</span>, <span word="vitamin">vitamin</span> <span word="D">D</span>, <span word="and">and</span> <span word="calcium">calcium</span> <span word="supplements">supplements</span> – <span word="had">had</span> <span word="no">no</span> <span word="real">real</span> <span word="advantage">advantage</span> <span word="to">to</span> <span word="people">people</span>'<span word="s">s</span> <span word="health">health</span> <span word="and">and</span> <span word="that">that</span> <span word="there">there</span> <span word="was">was</span> <span word="no">no</span> <span word="evidence">evidence</span> <span word="taking">taking</span> <span word="them">them</span> <span word="reduced">reduced</span> <span word="the">the</span> <span word="risk">risk</span> <span word="of">of</span> <span word="cardiovascular">cardiovascular</span> <span word="disease">disease</span>, <span word="heart">heart</span> <span word="attack">attack</span>, <span word="stroke">stroke</span>, <span word="or">or</span> <span word="early">early</span> <span word="death">death</span>.</p><p>一项对2017年1月至2017年10月间发布的数据和试验的系统回顾发现，维生素<span word="C">C</span>、维生素<span word="D">D</span>、钙质补充剂和许多受欢迎的复合维生素对人们的健康没有实质性的好处，而且没有证据表明服用这些维生素能够降低心血管疾病、心脏病发作、中风或早逝的风险。</p><p><span word="The">The</span> <span word="study">study</span>, <span word="published">published</span> <span word="in">in</span> <span word="the">the</span> <span word="Journal">Journal</span> <span word="of">of</span> <span word="the">the</span> <span word="American">American</span> <span word="College">College</span> <span word="of">of</span> <span word="Cardiology">Cardiology</span>, <span word="was">was</span> <span word="led">led</span> <span word="by">by</span> <span word="researchers">researchers</span> <span word="at">at</span> <span word="St">St</span>. <span word="Michael">Michael</span>'<span word="s">s</span> <span word="Hospital">Hospital</span> <span word="and">and</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Toronto">Toronto</span>.</p>
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