i would have to say Slin and GH....GH only a little bit....and i know in time it will be part of the regime....i just dont want some of the sides that are associated with GH....but hypoglicemia scares the fuck out of me.....dead in no time!!! You really need to know what you are doing when you use slin....and for those of you who do....i give you props....the dumb asses who use it like test.....ill see you in pergatory!!!!