Murad Retinol Youth Renewal Serum All ages and sensitive skin welcome: Helps minimise the signs of ageing you can see, and the ones you can't see yet. Delivers an instant dose of retinol and a dose of retinol over time to minimise irritation and prolong benefits. Up to 250% more renewing power than traditional retinol with Retinol Tri-Active Technology. Unretouched Real Results In 2 weeks: 93% saw a reduction in lines and wrinkles 98% noticed smoother skin 85% saw more radiant skin