NUXE Merveillance Expert Serum works to reduce the formation of wrinkles & fine lines with its fast acting, natural formula. Delivering an immediate smoothing action, the lifting serum fills in, firms & tightens your skin to leave you with a youthful looking complexion. -SA Directions for use: Apply morning and/or night to cleansed face, neck & eye contour. Follow with a moisturiser.