a friend keeps his pins in the freezer to help with the sting. he also suggests warming the injection, like in your hand or under your arm. sz this espes helps with oil base.
all i know is it seems to be popular with quite a few people and these are guys and gals who are competing and placing/winning. so if they are getting good results...., proof seems to be in the puddin'
i guess the next step will be to find a way to bypass my guy. i have heard good stuff about valopharm, but i am sure my contact is third in line to take a cut, so the $ are up there.