Olay regenerist retinol24 night serum penetrates deep into the skin's surface layers'. '.strtoupper('t')his proprietary blend combines vitamin b3 retinoid complex'. '.strtoupper('i')t hydrates skin for 24 hours and comes with a bounty of benefits'. '.strtoupper('y')ou'll see visible improvements in fine lines and wrinkles, smoothness, brightness, and firming'. '.strtoupper('t')his fragrance and dye free serum absorbs quickly and goes deep into your skin's surface layers so you wake up every morning to younger looking, radiant skin'. '.strtoupper('u')se olay daily for 28 days'. '.strtoupper('s')ee true skin appearance transformation'. '.strtoupper('r')etinol 24 is suitable for daily use'. '.strtoupper('w')ake up to visibly smoother and glowing skin hydrates your skin for 24 hours with visible improvements in fine lines and wrinkles, smoothness, brightness and firming olay retinol24 combines two of the most powerful skincare ingredients retinoid complex and vitamin b3 designed to deliver anti ageing ingredients up to 10 layers deep into the skin's surface specifically designed for the time when the skin is most receptive designed without any artificial dyes, perfumes and oils'. '.strtoupper('s')uitable for daily use to use use retinol 24 night serum in the evening on cleansed skin, before applying a moisturiser'. '.strtoupper('s')mooth evenly over your entire face'. '.strtoupper('e')nsure to wear spf daily when using this product as the retinoid complex can make your skin more sensitive to sunlight.