Pure Hyaluronic Acid Serum. Plumps and firms staves off ageing. As we age the natural hyaluronic acid levels in our skin decreases, hyalurinic acid is quickly becoming a preventative treatmentto stave off the effects of ageing for as long as possilbe. Continuous use ensures your retain moisture and elasticity in your skin. It tackles and restores tired grey looking skin plumping and firming giving a much more radiant clearer look, wrinkles appear reduced and skin is hydrated.