Try the Best Olay Products Now! 1. Cleanse Cleanse skin to remove makeup and everyday buildup. Shop All Olay Cleansers › 2. Treat Choose a treatment that fits your unique needs. To use, apply immediately after cleansing so it absorbs into your skin. Shop All Olay Treatments › 3. Serum Serums deliver nutrients deep into the skin's surface for younger looking skin. Shop All Olay Serums › 4. Moisturize Moisturizer hydrates to seal moisture into your skin. To use, dab a quarter-sized amount onto your skin and wait several minutes before applying makeup on top. download here