Prep and prime your skin with this lightweight formula that feels as comfortable as a second skin. Specially formulated for oily skin, this primer will keep your makeup flawless and your skin matte and hydrated all day. Kelco-care? diutan gum is a natural rheology modifier that provides viscosity, stability and a smooth texture. Hydramol? TGL ester provides moisturization and humectant properties and acts as a co-emulsifier with Glucate? DO emulsifier, a mild co-stabilizer that allows fluid textures. Matmarine? blue ingredient improves the appearance of oily or combination skin providing a matte long-lasting effect.