The COSRX 6 Peptide Skin Booster Serum is a highly concentrated anti-ageing skincare product suitable for all skin types. With hyaluronic acid as its main active ingredient, this serum provides deep hydration and nourishment to the face. This unisex, cruelty-free formulation is designed for day and night use, ensuring visible results in just a matter of weeks. With a generous 150ml volume, this serum is a must-have for anyone looking to improve the overall appearance and feel of their skin.