La Roche-Posay Effaclar H Iso-Biome is an ultra-soothing, hydrating moisturizer designed for oily, acne-prone skin weakened by drying treatments. Enriched with Vitamin B5, Squalane, and Niacinamide, it provides long-lasting hydration, reduces imperfections, and restores skin comfort. The formula, powered by microbiome science, includes Aqua Posae Filiformis to rebalance the skin's microbiome and strengthen the skin barrier. Its non-greasy, non-sticky texture ensures immediate soothing and hydration for up to 48 hours.