The Uriage Eau Thermale H.A Booster Serum is a highly concentrated treatment designed to intensely hydrate and plump the skin. Formulated with 86% skin-origin ingredients, this serum works to smooth out fine lines caused by dehydration, providing a complexion that feels instantly refreshed and visibly revitalized. This product is ideal for use as a daily intensive hydration step, preparing the skin to better receive subsequent skincare treatments. Its lightweight texture ensures rapid absorption without leaving a heavy residue, making it suitable for all skin types seeking optimized moisture levels and improved skin density.