Optimal Ratio Moisturization Two-Step Overnight MaskH. E. O. Mask is a 2-step overnight skin solution which takes a fundamentally scientific approach to maintaining long-lasting moisturization. The advanced formula provides all 3 of the fundamental elements for optimal skin hydration - humectants, emollients and occlusives - which are expertly combined in an optimized ratio to create a bi-weekly treatment for dry and dehydrated skin. H. E. O. Mask is clinically proven to provide 72 hours of improved hydration and skin barrier support, * working against the drying effects of aging, cold weather, traveling, hormonal changes, and even air conditioning - all of which contribute to TEWL (transepidermal water loss). The deeply nourishing and non-comedogenic formula visibly improves the appearance of dullness, fine lines and wrinkles while comforting the skin for a youthful-looking complexion by morning. *Proven via independent clinical study on H. E. O. Mask. Tested on 35 participants over 4 weeks. Key Benefits:Proven Hydration & Barrier SupportH. E. O. Mask is clinically proven to deliver and lock in skin hydration for up to 72 hours. * Designed to retain intense hydration and nourishment between uses, while helping to improve the skin's all round moisturization function long term. Overnight Smoothing SensationAwaken to beautifully smoothed, plumped, supple-looking skin with H. E. O. Mask. 94% of H. E. O. Mask users agree that their skin is left glowing after using the mask* - perfect for moments when skin needs an overnight boost. Gold-Standard Moisturizing ComponentsThe ultimate shopping list of proven moisturization heroes here in one product: hyaluronic acid, squalane, ceramides, Natural Moisturizing Factors & more. . . Optimized H. E. O. RatioA result of our intricately designed ratio of humectants, emollients and occlusives, 94% of dry and dehydrated skin types showed a clinical improvement to their moisturization levels when using H. E. O. Mask*. The perfect skin barrier boost for skins who are adjusting to new levels of vitamin A in their skincare regime. Perfect PairSupercharge your results with Hydr8 B5 Intense. This liquid hydration booster serum can be layered with H. E. O. Mask, to add an extra infusion of humectants into the skin, while Step 2 of H. E. O. Mask locks in moisture for prolonged results. *Proven via independent clinical study on H. E. O. Mask. Tested on 35 participants over 4 weeks. Key Ingredients:Multi-Weight Hyaluronic Acid - With a unique ability to attract and retain more than 1, 000 times its own weight in water, hyaluronic acid draws moisture into the upper skin layers skin, leaving the complexion both nourished and supple. Natural Moisturizing Factors - Sodium PCA, urea, amino acids & more; natural components in the skin which bind and hold water for ultimate hydration. Ceramides - Naturally found in the skin barrier, ceramides help to replenish and nourish the skin. Squalane - An almost skin-identical lipid, squalane helps to support the skin's natural barrier and deeply moisturizes the complexion. Dimethicone - Made up of large molecules, dimethicone forms a breathable barrier over the skin's surface which helps to lock in hydration and nourishment for prolonged results. | Medik8 H. E. O. Mask 2 x, 50 ml | Dermstore