What it is: A nighttime serum designed to help stimulate skin's optimal repair while you sleep, renewing skin's youthful vitality.What it does: It's formulated with retinol, an innovative, nonirritating form of vitamin A that helps to smooth your complexion while reducing the appearance of fine lines and wrinkles and preventing premature aging. Microalgae shields skin from the damaging effects of excess cortisol, restoring skin's natural circadian rhythm and allowing for optimal nighttime repair. This serum also features the brand's patented healing concentrate, which helps leave skin firmer, suppler and more youthful. Bifida and lactococcus ferment lysate stimulate skin's self-renewal process, enhancing cell DNA repair and counteracting the effects of UV-induced aging. Bakuchiol, a natural alternative to retinol, smoothes and resurfaces skin, and polyglutamic acid deeply hydrates, plumps and firms. How to use: Smooth onto skin nightly as part of your evening skin care regimen. 1 oz. Natural Beauty & Wellness products are free of sulfates, phthalates, parabens, petrochemicals, mineral oil, silicone and talc Leaping Bunny-certified for a commitment to cruelty-free testing Cruelty-free Made in Hungary