Three Retinol Technologies Plus 24 Hours of Hydration and Brightening Benefits All ages and sensitive skin welcome: Helps minimise the signs of ageing you can see, and the ones you can’t see yet. Provides 24 hours of hydration to reduce dryness as it instantly brightens. Delivers an instant dose of retinol and a dose of retinol over time to minimise irritation and prolong benefits. Ophthalmologist tested.