Rehydrate and replump the skin with Bioderma's Hydrabio Hyalu+ serum. Formulated to treated dry & dehydrated sensitive skin, this advanced serum combines biomimetic low molecular weight Hyaluronic Acid, Niacinamide, Carnosine and Hyalu+ Technology to rehydrate & replump the skin both immediately and lastingly. It also helps to reduce the visible signs of ageing while strengthening the skin's barrier.