CurlChemist: What Makes a Cleansing Ingredient More Harsh or More Gentle?
November 1, 2010 | by

We offer lists of mild and harsh surfactants Read more »

Low-Shampoo or Co-Wash Routines and Polyquats
August 9, 2010 | by

INCI number not a good indicator of shampoo free suitability. Read more »