I did some research on Wen cleansing conditioner and found out the ingredient list contains no cleansing agents at all. Chaz Dean claims the herbal extracts in this product will gently cleanse hair, but there is no research to substantiate the fact. So, the claim that you only need this one product for all your hair needs is totally false. You DO need to use shampoo if you want to get your hair clean, not just conditioned. According to the infomercial, the introductory package contains four products: the cleansing conditioner, a separate deep... read full review »