Clinically proven to improve lines, discolouration & firmness. This advanced anti-ageing serum is powered by an innovative ingredient technology, featuring a high-performance blend of the retinoid, niacinamide and hexylresorcinol that work in synergy to visibly reduce lines and ...Clinically proven to improve lines, discolouration & firmness. This advanced anti-ageing serum is powered by an innovative ingredient technology, featuring a high-performance blend of the retinoid, niacinamide and hexylresorcinol that work in synergy to visibly reduce lines and wrinkles, improve dullness and discolouration, visibly restore firmness and improve barrier function in as little as one week.