... pharmaceutical ingredient approval 2, GMP and NSF-GMP certified 3,Pure natural 4,USP standard Huperzine A is the active ... advantage] 1,Have the Pharmaceutical Ingredient Approval of Huperzine A 2,GMP contact manufacturer 3,Professional supplier of AP[Product name ... Assay] HPLC[Function] 1,Improve the benignant memory disorder 2,Improve the associable study,image recall,meaningless pattern recognition ...