From all the information I could access in my years of bb.
First thing am before fasted cardio: max 2iu (this is aimed for gaylord)
Postwo: >2iu (this is for max hypertrophy)
Before bed: >2iu (this is for max hypertrophy)
All subq shots.
Insulin is something completely up to you, what you want to drive, since it's a signalling hormone you can signal different things, like more hunger, drive recovery intra wo, drive recovery postwo, drive hyperinsulinemia.
I had best success with that protocol! Great advice