What It Is Skin-clearing makeup with salicylic acid helps cover, clear, and prevent blemishes. Oil-free. What It Does Feels so fresh, looks so natural. Non-irritating, oil-free makeup helps blend away blemishes, neutralize redness. Medicated formula helps treat existing breakouts and keep them from coming back. How To Use Shake bottle well. Squeeze a few drops of foundation onto the back of your clean hand. With Foundation Brush or clean fingertips, smooth makeup into skin, starting in center of face, blending out toward hairline and jawline.