Boscia Sake Hydrating and Brightening Serum. Brighten and intensely hydrate your complexion with boscia Sake Hydrating and Brightening Serum. Crafted with Sake, Sea Whip, and Caffeine, this gel-textured serum immediately brightens, soothes, and reduces redness while delivering long-lasting moisture to the skin. Vitamin and mineral-rich Sake boosts hydration and brightness, while Caffeine firms, soothes, brightens, and evens skin texture. Marine harvested Sea Whip possesses powerful anti-inflammatory properties, helping to soothe and calm skin while preventing barrier damage. Apply 2 - 3 drops to palm and press into skin. Can be used in the morning prior to makeup or at night. At boscia, plants are the secret to our skincare success. 1.7 fl. oz. Brand New In Box.