Ultra B² Hydrating Serum is enriched with potent levels of both D-Panthenol (Provitamin B5) and anti-ageing Vitamin B3 (Niacinamide). This double dose of Vitamin B works to visibly plump and reduce fine lines and wrinkles to give the skin a supple, dewy and more youthful appearance. It also contains Sodium Hyaluronate (Hyaluronic Acid) which adds and assists to retain moisture to the skin. It is reported to bind 1000 times its own weight in water.