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如今,胶原蛋白在市场上有很多神乎其神的传言:能美容养颜,让你青春常驻,肌肤嫩滑……诸如此类的传言到底有几分是真,几分是假呢?南京张文丽
Today, collagen in the market there are many miraculous rumors: to beauty beauty, leaving you youthful, tender skin ... ... What kind of rumors in the end what is true, what is a fake it? Nanjing Zhang Wenli