Dermalogica PowerBright Overnight Cream is a toning facial emulsion for normal to combination skin. It eliminates dark spots while you sleep: this nourishing night cream optimizes skin's moisture recovery and helps restore its radiance. Niacinamide and hexylresorcinol help reduce the appearance of dark spots, along with vitamin C. PowerBright Overnight Cream contains pumpkin enzyme, which can smooth and even out skin tone. struttura Skin. Antioxidant-rich blueberry and raspberry seed oils help protect against the damaging effects of pollution-related free radicals and provide essential fatty acids that hydrate and help reduce the appearance of fine lines. Licorice extract helps soothe the skin.