Olay Luminous Niacinamide + Vitamin C Brightening Cream Moisturizer provides 2x brighter skin in 28 days vs a basic moisturizer for radiant glow from within. This Citrus-scented, silky, lightweight cream melts into skin, does not clog pores, and leaves no greasy residue. This formula, crafted with Vitamin C, Vitamin B3 and Lactic Acid, visibly brightens and hydrates skin. Olay Luminous Niacinamide + Vitamin C Cream contains Niacinamide to reduce the look of dark spots and it penetrates 10 surface layers deep to reveal skin's natural radiant glow. You will instantly feel refreshing hydration. In 1 week, you will have skin that looks less tired, with a glow, in 1 month in, your skin will look brighter, more even, smoother and 2x brighter skin. Also, both vitamin C and niacinamide increase the natural production of ceramides in your skin which helps to strengthen your skin barrier, keep your skin hydrated, and reduce irritation. Olay is dedicated to empowering women everywhere to feel confident in their skin. Rigorously tested through multiple clinical studies overseen by independent dermatologists, Olay stands behind these products and guarantees you complete satisfaction.