This unique formula uses potent azelaic acid, plus other powerhouse ingredients to clarify uneven tone, target stubborn spots and soothe irritation resulting in smoother, more radiant, younger-looking skin. <ul> <li>Azelaic acid’s effectiveness is backed by over 20 years of research</li> <li>Lightweight, oil-free cream-gel texture</li> <li>Use alone or add to your moisturizer or serum</li> </ul>