- Clinically proven formula for brighter and rejuvenated skin- Promotes collagen production and reduces signs of aging- Deeply hydrates and contributes to a healthier complexionDiscover a brighter, rejuvenated base with our Vitamin C 1% & Vitamin E Brightening Duo Moisturizer. Clinically proven, this formula combines vitamin powerhouse with deeply hydrating coconut oil to brighten and promote collagen production for a more radiant complexion.