Retinol Retinol Instant Radiance Booster treats your skin with a burst of hydration, instantly adding a natural, luminous glow. This Anti-Aging Primer delivers the skin-smoothing benefits of Retinol Vitamin A, while Peptides help improve the look of firmness and tone. Use it alone for an all-over radiant finish or under makeup as an instant glow primer. Experience a more hydrated, glowing and beautiful look - instantly.