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益生菌、益生元、后生元，它们分别是什么，各有何作用？不要再傻傻分不清
益生菌这种东东，大家应该比较熟悉了。它不仅为大众所熟知，而且也是科学研究中的热点，我们有一句口头禅“遇事不决，量子力学；机制不明，肠道菌群”，虽为调侃，但也充分说明，益生菌这哥么，什么事儿都要来插上一脚，它对于人体的作用，多到数不清。 不过，不少亲只知道益生菌，但
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