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About product and suppliers:
        Alibaba.com offers 301 collagen membrane products. About 34% of these are eye mask, 31% are face mask, and 4% are other skin care products. 

A wide variety of collagen membrane options are available to you, such as free samples. 

There are 297 collagen membrane suppliers, mainly located in Asia. The top supplying countries or regions are China, Taiwan, China, and South Korea, which supply 93%, 4%, and 1% of collagen membrane respectively. 

Collagen membrane products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 129 with Other, 38 with ISO9001, and 32 with GMP certification.