We have two kinds of patents for Magnafolate®
（C crystal L-5-Methyltetrahydrofolate Calcium ）:
BR2014017939-5, CA2861891, JP2015506941, US9150982
KR20140113740, EP2805952, IN6942/DELNP/2014
This patent is the premise of product industrialization, and the prerequisites for entering the overseas market.
Safe usage Patent
Composition comprising (6S)-5-methyl tetrahydrofolic acid or salt thereof, and preparation and use thereof
CN201510557500X, US15509014, JP2017-512929
KR10-2017-7009202, EP15 838 962.7, AU2015311370, NZ730790
This patent provides Magnafolate of higher purity and protects the preparation method thereof.