Out of curiosity, what reaction does your hair have to cetyl esters?
Originally Posted by frizzinfla
I can't speak for what Greencup13's hair does, but cetyl esters are a waxy ingredient. Waxes are one ingredient cowashing doesn't do a good job of removing. Some people don't have issues with cetyl esters, while others get buildup fairly quickly.
CG since 11/2011
2c /3a F /Mii, low porosity

Winter Products /Routine:
Clarifying: ACV rinses, Suave Professional Men Deep Clean Peppermint
Low Poo: Renpure Luxurious Argan Oil
Co-washes: VO5 Kiwi Lime Squeeze or Strawberries & Cream
Tresemme Expert Selection Perfectly (un)Done, Cure Care
LI (if needed):
Tresemme Expert Selection Perfectly (un)Done
Stylers: FSG, L'Oreal Studio Clean gel, Tresemme Flawless Curls Bouncy Curls gel
PT: IAGirl's as needed