According to EWG, one of the functions of SLS is as an emulsifier. I'd guess that's why it's in the Queen Helene, which (if I recall correctly) has mineral oil fairly high up in the ingredients list.
CG since 11/2011
2c /3a F /Mii, low porosity

Spring 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
RO:
Tresemme Expert Selection Perfectly (un)Done, Cure Care
LI (if needed):
Tresemme Perfectly (un)Done, VO5 KLS, Cure Care
Stylers: FSG, L'Oreal Studio Clean gel, Tresemme Flawless Curls Bouncy Curls gel
PT: IAGirl's as needed