Restores Density. Reduces Wrinkles. Regenerates Radiance. Fundamental discovery on stem cells. Epidermis' most precious cells are the stem cells. Our research has made a decisive breakthrough by revealing the crucial role of stem cells' environment on their ability to restore density.Exclusive innovation from Lancome. A powerful combination of unique ingredients, Reconstruction Complex and Pro-Xylane has been shown to improve the condition around the stem cells, and stimulate cell regeneration to reconstruct skin to a denser quality. This indulgently rich cream melts effortlessly into the skin and helps support skin's natural ability to repair itself at night. Dermatologist-tested for safety.