Dr. Hauschka's nighttime treatment, which is free of oils, promotes natural skin respiration while enhancing its ability to regenerate. Advantages: This skincare solution effectively supports the skin, helping to restore its natural functions and inherent abilities. It teaches dry skin how to maintain proper hydration and nourishment. For sensitive skin, it provides fortification, while oily and blemish-prone skin sees a decrease in excess oil and excessive buildup of keratin.