The concentration of the gear. The BA to be exact. If it is just to bad cut it. Serile Oil, Grapeseed, EO, whatever....
I have cut it w/ de ca before.
May I ask why you are using Pr op? Also - what is your dosing schedule weekly?
Bumps..or lumps...yes. We all get them from time to time. Massage, heat, ice, heat, ice...this will ;kill'