我就是有錢又有閒~誰都幹不出這麼無聊的事
Riboflavin - Wikipedia, the free encyclopediaoh my god........ Riboflavin (vitamin B2) is part of the vitamin B group. It is the central component of the cofactors FAD and FMN and as such required for a variety of flavoprotein enzyme reactions including activation of other vitamins. It was formerly known as vitamin G...
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