Concentrated Brightening Serum achieves a new pinnacle of skin radiance, improving the look of dark spots in just four weeks, while increasing skin's clarity for a brighter luminosity. The quick-absorbing serum visibly corrects dark spots and hyperpigmentation caused by stress and environmental aggressors including dryness and air pollution. The serum drenches skin in deep 24-hour moisture and enhances skin's innate ability to restore and protect itself.