Experience instantly hydrated, dewy skin and a visibly healthy complexion in just two weeks of daily use of this powerful serum. We’ve crafted this Deep Hydration Serum with niacinamide and hyaluronic acid to penetrate your skin’s surface and quench dryness from within. One single drop has the power to visibly renew one million skin cells. To use, apply several drops to clean skin and then seal in your treatment with your favorite Olay moisturizer. This fragrance-free serum absorbs quickly and cleanly without leaving skin feeling greasy. No parabens, phthalates, mineral oil, or synthetic dyes. So drink up! -CONCENTRATED INDULGENCE: Like a cool drink of water for your skin, this powerful serum penetrates your skin’s surface to fight dryness from within. -HYDRATING DUO: Our serum, formulated with hyaluronic acid, harnesses the power of niacinamide to rejuvenate your complexion and quench your thirsty skin. -CLEANSE AND TREAT: After you cleanse, use the dropper to apply several drops of serum. Follow with moisturizer to seal in your treatment. -VISIBLE RESULTS: You’ll see dewy skin on day 1 and visibly healthier skin after only two weeks. -BACKED BY SCIENCE: Just one drop has the power to visibly renew one million skin cells.