Never tried it in that way, just in protein treatments, but I'm not sure what agents it would have in it that could clean your hair. I'd definitely stay away from using it a lot unless your hair LOVES protein, because otherwise that sounds like way too much protein which could destroy your curls.

3Aish; mid-back when curly, waist length when straight
Shampoo - Shea Moisture
Co-wash - Alberto V05
RO/LI - TNNM, L'Oreal EverSleek
Styler: Left em all at school :"(
Gel: GF Pure Clean, LALSG