Comprehensive Brightening Treatment Patented DermShield™ This innovative brightening treatment offers a preventative and corrective long term treatment for dark spots, with a low risk of side effects or rebound. It also provides anti-inflammatory and antibacterial benefits. This is the biggest and best news–maybe ever–for the safe and effective treatment of chronic melasma and hyperpigmentation. The difference is bio-available azelaic acid, a well-known and proven ingredient now with a patent-pending, novel delivery system. Combined with NOON’s patented DermShield™ technology, Azelaic-Br creates and maintains brighter, even-toned skin without irritation. It’s not just a hope or a hype. It’s a promise. And it is clinically proven. Azelaic-Br 13 has a 13% concentration of azelaic acid.