Patented resorcinol technology, exclusive to Murad, visibly reduces the intensity of the look of dark spots and uneven tone, Suitable for a wide range of skin tones; targets the dark spots you see and prevents the look of the ones you can't see yet, Intensive serum rapidly reduces the look of dark spots, Patented resorcinol technology, exclusive to Murad, visibly reduces the intensity of the look of dark spots and uneven tone