Seller lauralee

huperzine a(huperzia serrata extract) product name huperzine a(huperzia serrata extract) synonym huperzine serrate p.e. molecular formula c15h18n2o molecular weight 242.32 cas no. 120786-18-7 purity 1 pourcent,5 pourcent,98 pourcent appearance brown powder(1 pourcent) brown yellow powder(5 pourcent) white crystalline powder(98 pourcent) applications pharmaceutical certificate iso9001(sgs), ukas, gmp(nsf), kosher, halal, fda package small quantity with double plastic-bag inside, or aluminum foil bag outside. large quantity with 25kg/drum, or depends on clients requirement. storage store in cool and dry place and avoid light and heat. shelf life 24 months benefits huperzine a may have cognition-enhancing activity,can maintains acetylcholine levels for healthy cognitive function and promotes enhanced memory and cell to cell communication,it is potentially ward off the devastating effect of the memory-robbing disease alzheimer's..