eCosmetics is an authorized retailer of Pyunkang Yul.Customer Favorite Toner.Pyunkang Yul Essence Toner is an ingenious, richly hydrating formula designed to deliver nutrient-filled moisture to skin. 91.3% of this toner is astragalus membranaceus root extract, full of skin-beneficial betaine and minerals. With the antioxidant, soothing, nutrient-boosting properties of the root extract, this K-beauty favorite toner quickly absorbs to hydrate the skin.