Nourishing Your Hair in a Truly Natural Way • Carcinogen Free (1, 4-Dioxane, Ethylene Oxide) Invigorating your hair without products derived from petrochemicals? That's exactly what Attitude conditioner has to offer! Because doing yourself good starts with nourishing your hair in a truly natural way. Why settle for a "healthy appearance" when you can simply be healthy? Most commercial conditioners contain 1, 4-Dioxane, carcinogenic for humans according to the IARC. Why not avoid it?