The night formula is enriched with H.E.P.E.S., a gently exfoliating ingredient, for a softer and smoother skin from the first morning. Efficacy tested under dermatological control. Results: Long lasting lifting effect. Skin radiates with youth. In 4 hours: 44% increase in tonicity. In 4 days: Skin looks visibly transformed: Smoother, more luminous and replenished. In 2 weeks, wrinkles are visibly reduced, with reinforced results in 2 months with a reduction up to -20%. 7 clinical tests done on more than 300 women. Instrumental test on 40 women. Self-assessment under dermatological control. 54 women. Clinical test on 49 women. Scoring at 2 months of use.Rhamnose, a natural ingredient of plant origin, has been used in pharmacology for its soothing properties. Rhamnose allows the product to have the perfect balance between high efficacy and tolerance. Vichy's commitment: Tested on sensitive skin under dermatological control. Hypoallergenic. With soothing and fortifying Vichy thermal spa water. Paraben-free.