Here

来源: 于 2012-11-29 14:20:15 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

http://www.iherb.com/Search?kw=astragalus&x=0&y=0#none

It is the same thing and has same effect.

Or you can buy huangqi at Chinese store and boil it yourself.