RE: Stress (cortisol)
Lean xtreme is prob the best cortisol 'blocker' supp on the market, judging from the US forums.
Also...you could wait for 3-ad. But chances are that your exams would be finished.
I was thinking of getting some 3-ad to help with the stress of my 1st year uni exams (supposed to be out on 1st june). The rate AX are going i'd have finished my degree by the time 3-ad is released