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About product and suppliers:
        Alibaba.com offers 1,358 vitamin k2 products. About 52% of these are vitamins, amino acids and coenzymes, 13% are vitamins, and 5% are anti-allergic agents. 

A wide variety of vitamin k2 options are available to you, such as feed grade, food grade, and cosmetic grade. You can also choose from free samples, paid samples. 

There are 1,368 vitamin k2 suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and United States, which supply 94%, 2%, and 1% of vitamin k2 respectively. 

Vitamin k2 products are most popular in North America, Western Europe, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 188 with ISO9001, 116 with Other, and 67 with ISO22000 certification.