What It Is: A cleanly-formulated, lightweight and silky concealer that delivers medium coverage with a serum-like texture that blends seamlessly into the skin. What It Does: Enriched with stabilized vitamin C and albizia julibrissin bark extract, True Skin Serum Concealer protects the skin from free radicals and environmental damage while helping to firm, soothe and nourish the skin's surface. Mastic, a resin from a tree that grows on the Greek island of Chios, works to mattify and refine skin t Ilia True Skin Serum Concealer-Beauty & Cosmetics