Just look up each ingredient on the cosmetic database.
It'll list there whether the ingredients are humectants or otherwise. By "done put it over conditioner," I meant that you shouldn't put it over leave-in
conditioner. Also, I believe KCCC is a curl creme, but I'm not sure.
I dont know anything about sealing
But! Here is a video about sealing, hopefully it'll help?
Video: Sealing Your Ends