Sensai Cellular Performance Hydrachange Essence, 40 ml, Skin Serums for Women, Does it feel as though your skin needs something more than just the care provided by a cream? The Sensai Cellular Performance Hydrachange Essence facial serum is the perfect product to enrich your skincare routine – it pampers the skin and delivers an intensive treatment. With its high concentration of active ingredients, the effect it has on your skin is far more pronounced and faster than with a face cream. Its liquid consistency makes application easier, as it is absorbed into the skin very well. Characteristics: improves skin density hydrates and nourishes effectively How to use: You can use the serum under day and/or night cream, or on its own.