What it is: A serum that's the ultimate creation of Nescens biological anti-aging research that helps increase the regenerative power of stem cells in the epidermis.What it does: The serum helps restore density and firmness in skin. How to use: Apply the serum twice daily, on perfectly cleansed skin. It can be applied to the face and neck. Pump four drops of the serum into the palm of your hands. Apply with smoothing motions and tap gently to optimize the penetration. Phthalate-free; oil-free; silicone-free Made in Switzerland