The hyaluronic acid serum 3 by COSRX an advanced hydrating treatment, formulated to give soft, luminous and visibly plumped skin. Thanks to the combination of three diverse hyaluronic acid molecules of various molecular weights penetrate deep into the skin layers, ensuring intense and long-lasting hydration. This product helps reduce the appearance of fine lines and improve skin elasticity, giving you a younger, healthier appearance. The light and rapidly absorbed texture makes it ideal for all skin types, even the most sensitive. Perfect as a base for make-up or for daily use, the serum COSRX offers an effective solution for those looking for a high-performance and delicate moisturizer.