Kiehl's Since 1851 Better Screen™ Miner-all™ UV serum - mineral sunscreen SPF 50+ is a broad-spectrum UVA/UVB mineral sunscreen SPF 50+ with Cica Centella is formulated to help protect against sun damage and help soothe the skin with moisturization. Formulated with Nano Zinc Oxide that disperses smoothly and helps reduce the white cast that zinc oxide can have, and Cica Centella to help soothe the skin by replenishing moisture. This mineral sunscreen serum is non-comedogenic, fragrance-free, and works to calm the skin with a breathable, blendable finish.