My hair loves protein also and although I only do a PT once every 1-2 weeks, I use a protein heavy rinse out (Aubrey Organics GPB, Ion Effective Care, Cure Care) or leave in (Cure Care) almost every time I wash my hair...what other products are you using?
2b, fine texture, normal porosity & elasticity (CG as of 12/2011)

Low-poo: UFD Rich & Funky
Cowash: VO5 Kiwi Lime
RO: Tresemme Naturals, Aubrey Organics GPB, Ion Effective Care, MillCreek Keratin
PT/DT: IAgirl's PT, GVP CB
LI: KCKT, Cure Care, CJ CCCC Lite
Styling: Curl Keeper, As I Am Jelly, UFD Curly Magic, CJ Curl Queen, TIGI Strong Hold Mousse


http://public.fotki.com/kdawn12/


^^ day 1 of going CG; avatar = 6 months later