I also like my hair to be a little weighed down, and I rotate with Tresemme Naturals and the GVPCB as leave-ins. The TN is so cheap (like $4 for a big bottle) that I find I can use a LOT and it works well in my hair. I've also heard that the Nourishing Moisture one is similar to One C.
CG since July 2012!
3a/3b; low porosity, medium/coarse, high density
Cleansers: Suave Naturals, VO5, SM shea butter shampoo, TJ TTT shampoo
Conditioners: GVPCB, Tresemme Naturals, TJ Nourish Spa
Stylers: LALS, La Bella gel, SM curl milk, coconut/olive oil