Merck teamed up with the ocean scientists and search for the vibrant biotopes of the Breton coast for new natural beautifying solutions, and finally characterized the new identified red algae Polysiphoniaelongate. The highly active ingredient Ronacare®RenouMeris developed from the nourishing cytoplasmand shows extraordinary skin rejuvenation properties.Ronacare®RenouMer showed remarkable dermis densifying and skin smoothing effects. It increased collagen synthesis by 35%,and improve skin hydration by 17%.