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About product and suppliers:
        Alibaba.com offers 8 marine phosphatidylserine products. About 50% of these are memory & sleep healthcare products. 

A wide variety of marine phosphatidylserine options are available to you, 

There are 8 marine phosphatidylserine suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of marine phosphatidylserine respectively. 

Marine phosphatidylserine products are most popular in Domestic Market, North America, and Northern Europe. 

You can ensure product safety by selecting from certified suppliers, including 6 with GMP, 2 with ISO9001, and 1 with HACCP certification.