An antioxidant-rich vitamin C serum that helps reduce the appearance of dark spots, brighten skin, even tone, and prevent signs of photoaging. Glow Libre Vitamin C Brightening Serum is formulated with three formats of vitamin C to address hyperpigmentation + boost skin radiance from multiple angles. Plus, the addition of mica to Glow Libre Vitamin C Brightening Serum gives skin an immediate glow with each use.