TweetDude - here's a link to another board that is the best run down on PH's I've seen yet. Hope it's cool with the mods that I'm linking this but it's one of those great posts that the yonger members should read.
Thinking of Using Prohormones?
Check it out eelkered. It could be the answer to any question you might ever have about supps - or at least it will point you in the right direction.