CosMedix Mystic is a superior lightweight and non-greasy, hydrating treating that is suitable for all skin types and skin conditions. CosMedix Mystic can be used on oily / acne-prone skins as an alternative to traditional moisturiser or in addition to help boost hydration levels for dry and sensitive skins throughout the day as and when needed.Containing Deuterium Oxide (D2O) known as Heavy Water for advanced hydration that helps to protect DNA from free radicals. Naturally soothing, antibacterial and anti-fungal. This refreshing spritz can also be used to set and rehydrate mineral makeup.