Tap into skin's own self-protection powers 24 hours a day with patented NIA24 - the first inside-out topical Niacin-Powered skin barrier-building system. Inside, this patented MicroNutrient Delivery system brings a continuous release form of Niacin to outside the skin, the skin's barrier is restored and signs of damage are dramatically reversed, ensuring stronger, better skin that more resilient to sun damage.