NIB. Never used. Water-locking algae-activated cream clinically proven to deliver up to 48-hour defence from dehydration. Go deeper and get results. Lock in moisture for longer with a rejuvenating algae-activated complex of vitamins, minerals and antioxidants, clinically proven to deliver up to 48-hour defence from dehydration and help repair the skin barrier. Powered by a moisture-maximising matrix infused with pioneering water-retention technology and sustainably sourced Algae Extracts this lightweight, yet rich, water-locking cream floods skin with moisture — then traps it on the skin’s surface — to intensively replenish and deliver relief from dehydration deep down† when, and where, you need it most. Cellular pectin from Hydrating Freshwater Plant delivers instant and long-lasting hydration to help smooth the appearance of fine dehydration lines. Freshwater Microalgae boosts skin’s resilience and helps to protect against water loss. Hyaluronic and Polyglutamic Acids replenish the skin’s moisture reserves. REN's Hydra-Smart Technology locks in moisture for longer. Suitable for sensitive skin and eczema-prone skin.