... pharmaceutical ingredient approval 2, GMP and NSF-GMP certified 3,Pure natural 4,USP standard Huperzine A is the active ingredient ... cerebral diseases.[Liwah's advantage] 1,Have the Pharmaceutical Ingredient Approval of Huperzine A 2,GMP contact manufacturer 3 ... AP [Product name] Huperzine A[Botanical source] Huperzia serrate[Active ingredient] Huperzine A[Specification] 1%,5%,98%[Appearance] white ...