Innovative, unique and weightless SkinCeuticals Physical Fusion UV Defense SPF 50 is a sunscreen with color-infused sunscreen technology that offers a commonly flattering tint and increases luminosity. It has the photoprotection of reliable broad-spectrum, physical filters, zinc oxide (Z-COTE) and titanium dioxide. SkinCeuticals Physical Fusion UV Defense SPF 50 is boosted with artemia salina, a plankton extract, which enhances skin's defenses to UV and heat stress. The smooth and sheer fluid with one of a kind "shake then apply" application allows for the even allocation of active ingredients and doesn't leave any residue behind. Features & Benefits: Sheer tint is universally flattering to all skin tones. Increases radiance for a more even, bright complexion. High SPF and UVA protection, PPD 21. Has transparent Zinc Oxide, the only UV filter covering the whole UVA/UVB spectrum. Non-comedogenic and does not contain any chemical filters.