Hyaluronic acid and Vitamin B5 hydrates, plumps and accelerates repair with La Roche-Posay Hyalu B5 Hyaluronic Acid Serum. Specifically formulated for dehydrated skin beginning to show the first signs of ageing, loss of volume and elasticity. This lightweight, hydrating serum immediately recovers skin’s bounce, suppleness and radiance. Benefits of La Roche-Posay Hyalu B5 Hyaluronic Acid Serum:  Two molecular weight Hyaluronic Acid Vitamin B5 repairs damaged and sensitive skin Fight wrinkles, loss of volume and dehydration Dermatologically tested, paraben-free, colourants free, allergy tested La Roche-Posay Hyalu B5 Hyaluronic Acid Serum is formulated with Hyaluronic Acid, which plumps and hydrates skin, helping to reduce the appearance of fine lines, wrinkles and texture. The combination of two different sized molecules of Hyaluronic Acid provides skin with double the benefits. The larger molecule works on the surface of the skin to improve the appearance of wrinkles and plump skin.