Dermstore Collection's Daily Mineral Sunscreen SPF 40 provides sun protection with a universally flattering sheer tint. This formula blurs imperfections without leaving a white residue on skin. Mineral based, this facial sunscreen shields the skin against both UVA and UVB rays, while vitamins C and E protect against damaging free radicals. Perfect to wear alone or under makeup, as it doubles as a smoothing makeup primer.