you say all this other **** shuts down ur natural test production, well hello so does taking test...you just have fake test in ur system....i have talked to many people that have taken things and not had near the problems you guys are describing....i think you guys take too much for too long a time....and we all react to things differently.....TEST isnt always the answer....and ****in wit test too much over too long a time is what will **** u up in the long run!