well i think what this guy is saying supports the idea that the undecanoate is in our bodies for a VERY long time (if hes right).
https://www.youtube.com/watch?v=GwbQpAmVFuw
This means 1)
we are all shut down for longer than we think and 2) starting our PCT 2-3 weeks after last pin is waaaaaaaaaaaay too early if we are taking sustenon.
Seriously, we are all doing this steriod thing wrong!