of course legit pharma will have strict quality control, as well as unsurpassed sterility
so you're getting clean, accurately dosed product (which is more likely to be counterfeited)
however, my brand-of-choice multidose vial is most definitely dosed properly and is pain free!
and without going into detail (cheaper)
no painful lump = yay!
black primo, yellow, red, purple...as long as it's primo she's got my heart