科普小知识 味精对人的身体并没有害处
<p><span word="Is">Is</span> <span word="MSG">MSG</span> <span word="really">really</span> <span word="that">that</span> <span word="bad">bad</span> <span word="for">for</span> <span word="you">you</span>, <span word="or">or</span> <span word="is">is</span> <span word="it">it</span> <span word="a">a</span> <span word="myth">myth</span> <span word="like">like</span> <span word="the">the</span> <span word="bogeyman">bogeyman</span>?</p><p>味精真的对人身体有害吗？还是只是一个可怕的传说？</p><p><span word="MSG">MSG</span> <span word="is">is</span> <span word="a">a</span> <span word="flavor">flavor</span> <span word="enhancer">enhancer</span> <span word="that">that</span> <span word="turns">turns</span> <span word="up">up</span> <span word="the">the</span> <span word="savory">savory</span> <span word="and">and</span> <span word="meaty">meaty</span> <span word="taste">taste</span> <span word="known">known</span> <span word="as">as</span> "<span word="umami">umami</span>", <span word="which">which</span> <span word="is">is</span> <span word="the">the</span> <span word="fifth">fifth</span> <span word="basic">basic</span> <span word="taste">taste</span> <span word="alongside">alongside</span> <span word="sweet">sweet</span>, <span word="sour">sour</span>, <span word="bitter">bitter</span>, <span word="and">and</span> <span word="salty">salty</span>, <span word="and">and</span> <span word="can">can</span> <span word="be">be</span> <span word="found">found</span> <span word="in">in</span> <span word="foods">foods</span> <span word="like">like</span> <span word="mushrooms">mushrooms</span>, <span word="anchovies">anchovies</span>, <span word="and">and</span> <span word="aged">aged</span> <span word="cheeses">cheeses</span>.</p><p>味精是一种提味剂，它能增加香味和肉味--也就是与酸甜苦咸并存的第五大味道：鲜味。蘑菇、凤尾鱼和陈年奶酪等食物中都能找到这种味道。</p><p><span word="This">This</span> <span word="flavor">flavor</span> <span word="enhancement">enhancement</span> <span word="comes">comes</span> <span word="from">from</span> <span word="the">the</span> <span word="glutamate">glutamate</span> <span word="in">in</span> <span word="MSG">MSG</span>, <span word="which">which</span> <span word="is">is</span> <span word="naturally">naturally</span> <span word="present">present</span> <span word="in">in</span> <span word="our">our</span> <span word="bodies">bodies</span> <span word="and">and</span> <span word="plays">plays</span> <span word="a">a</span> <span word="key">key</span> <span word="role">role</span> <span word="in">in</span> <span word="the">the</span> <span word="metabolism">metabolism</span> <span word="of">of</span> <span word="major">major</span> <span word="nutrients">nutrients</span> <span word="and">and</span> <span word="aids">aids</span> <span word="in">in</span> <span word="the">the</span> <span word="reconstruction">reconstruction</span> <span word="of">of</span> <span word="body">body</span> <span word="proteins">proteins</span>.</p><p>这种口味来自于味精中的谷氨酸，它自然存在于我们的身体中，在主要营养物质的新陈代谢和帮助重建身体的蛋白质中起着关键作用。</p>
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