Murad has perfected the science of Retinol with this breakthrough anti-ageing serum, powered by its exclusive Retinol Tri-Active Technology. This potent formula quickly and visibly minimises the appearance of lines and deep wrinkles, whilst helping to firm and even skin tone, to reveal dramatically younger-looking skin. 93% saw a reduction in lines and wrinkles in 2 weeks*. Murad's exclusive Retinol Tri-Active Technology unlocks the power of retinol with three different ingredients: fast-acting retinoid accelerates results, time-released retinol delivers sustained benefits and the retinol booster enhances efficacy. *In a Murad sponsored study. 30ml