Equally imperceptible and comfortable, this moisturising serum targets all the layers of the skin with its active ingredients to restore the natural moisturisation mechanisms. A formula enriched with powerful moisturising agents to revive the thirstiest skin and deliver comfort, softness and radiance. This Water Serum enriched with Uriage Thermal Water helps to rebuild the skin barrier to maintain an optimum moisture level. Helps to create a film on the surface and gradually releases the moisturising agents contained in the Water Serum. Acts on the rebuilding of the corneocyte cement to boost moisturisation with lasting effects. This product is designed for dehydrated skin. Hypoallergenic. To use: Apply the intensive moisturising serum morning and/or evening to a thoroughly cleansed face and neck. Use before the Uriage face Water Cream suitable for your skin type.