Saururus chinensis is a perennial herb growing in East Asia and is known as the ‘Three White Herb’ in Korea because it has a white flower, white leaf and white root. It has long been used as a medicinal herb to treat various inflammatory diseases. The leaves contain many flavonoids as active compounds including quercetin, quercetrin, isoquercitrin, and rutin. Natural Skin Renewal from S. chinensis shows anti-oxidant and skin brightening activities.