Im trying to keep bloat down but dont want to hurt gains also. How much letro should I be takeing? I dont want to totally kill my estrogen. (bad for gains)
Not quite sure what "scientific data" is going to help in your case. There really isn't any for bodybuilder purposes. Almost all these dosages are based upon collective experience.
.5mg eod is commonly advised for users of Arimidex. In my opinion, erroneously so at that (I prefer .5-1mg ed). So, I am assuming that you have confused the two...
As far as femara dosing is concerned, Jenetic already provided the appropriate amounts.