Schwarzkopf BC Scalp Genesis Self-Warming Detox Prep-Treatment is a detoxifying treatment for normal to oily scalps that should be used before shampoo. It improves the micro-circulation in your scalp and removes impurities, prepping the hair for the following cleansing. It works as a detoxifying treatment that tackles problems such as oiliness or dandruff more effectively. Giving your hair a detox ensures the ingredients of the following products will be better absorbed, hence enhancing their effects. This product is formulated with PEG-8 and Panthenol. PEG-8 is a humectant that activates a self-warming effect in contact with water. This is the ingredient responsible for the improvement of blood circulation in the scalp. As for Panthenol, it provides moisture and helps to balance the moisture content of the hair and scalp.