Bioderma Sensibio AR works to reduce the appearance of redness and keeps it from appearing by affecting the skin cells involved in the initiation of this redness! Bioderma Sensibio AR prevents the production of the protein that is responsible for vasodilation and redness appearance. This product provides deep hydration to your skin barrier and protects it from environmental factors! Its effectiveness come from its formula as it has soothing agents like Avocado extract, Canola and Glycerin that work together to improve skin barrier function and its texture. Bioderma Sensibio AR has Rosactiv™ patent that helps to visibly decrease the look of redness and provides comfort.