... GMP and NSF-GMP certified 3,Pure natural 4,USP standard Huperzine A is the active ingredient extracted from ... Huperzine A[Botanical source] Huperzia serrate[Active ingredient] Huperzine A[Specification] 1%,5%,98%[Appearance] white crystal powder[Solubility] Easily ... chloroform,soluble in methanol and ethanol ,slightly soluble in water.[Assay] HPLC[Function] 1,Improve the benignant memory disorder 2 ...