La Roche-Posay Thermal Spring Water is scientifically proven to have soothing and protective properties thanks to its richness in selenium and trace elements. It also promotes skin health by reducing rashes. Because of these unique benefits, we've made it a key active ingredient in our products.

 Thermal spring water from Europe's No. 1 thermal dermatology center: Treating the skin conditions of more than 450,000 patients since its establishment in 1905. This water has natural prebiotic properties: it restores the balance of the skin microbiome to promote its health.