Nuxe Merveillance Expert Firming Serum 30 mlFirming serum for all skin types with lifting effect. Detailed product information Anti age serum for visible wrinkles for all skin types. It contains 93. 8% of natural ingredients. Olo Actif from the daylily contains 12 active molecules that target proteins responsible for skin firmness . The results appear gradually. After a week, the skin appears stronger and stronger. After a month of application, the skin is toned , as if it had gone through a