Sir Foxx posted this site a while back: http://www.ethnobotanicals.com/Kava-kava.html
BAC has a cheaper powder: https://www2.acadia.net/cgi-bin/BAC/...id=232849_2996
Jarconis the stuff from B.A.C is awsome and good proce too...
I get a liquid extract from a local processesor. It f'ing rocks.
I haven't tried the BAC powder but the paste from ethnobotanicals is great. Give it a try. You won't be disappointed.