Check out the swap boards for some good deals on stuff to try and their is a board member (name escapes me but someone will know) who does samples of a lot of popular products. It really is just a game of trial and error.
Originally Posted by kat180
Kat, you're probably thinking of Kathymack. Ash, she's posted in this thread, and her siggy has a link to her fotki where she lists all the available products. Then you can pm her with your zip code and a list of the stuff you want.
CG since 11/2011
2c /3a F /Mii, low porosity

Spring Products /Routine:
Clarifying: Herbal Essences Tealightfully Clean
Low Poo: Renpure Luxurious Argan Oil
Co-washes: Suave Naturals Tropical Coconut or Daily Clarifying
RO:
Tresemme Expert Selection Perfectly (un)Done, Cure Care, Suave Tropical Coconut or Daily Clarifying
LI (if needed):V05 Kiwi Lime Squeeze, V05 Strawbery
Renpure Brazilian Keratin Straightening (old formula), Cure Care
Stylers: LALSG
PT: IAGirl's as needed