iS Clinical's Extreme Protect SPF 40 is an antioxidant-rich broad-spectrum sunscreen that helps support optimal skin health as it moisturizes and protects. A blend of antioxidants derived from centella asiatica stimulates collagen production while vitamin E moisturizes and protects against UV-induced photodamage. Key Ingredients: Antioxidants: asiaticoside, asiatic acid and madecassic acid (sourced from centella asiatica) are efficacious antioxidants that stimulate collagen synthesis and improve microcirculation, capillary flow and vascular tone, to promote wound healingTransparent Titanium Dioxide: a dispersion of hydrophobic (water-resistant) titanium dioxide that provides high-SPF efficacy with true transparency on the skinVitamin E: moisturizer and potent lipophilic antioxidant inhibits DNA damage, thymine-dimer formation, inflammation, and oxidative damage. Protects against UV-induced photodamageKey Benefits:Contains all-physical transparent sunscreen activesProvides multilevel broad-spectrum UVA/UVB protectionWater-resistantHydrates, smooths, and softensProtects against environmental damage with Extremozyme technology | iS Clinical Extreme Protect SPF 40, 3. 5 oz | Dermstore