Thanks to its Concentrated Active Complex, UNITONE 4 WHITE ADVANCED reduces excessive production of melanin which is responsible for pigmentation spots.   1. Concentrated Active Complex fights against overproduction of melanin.  2. Glycolic Acid exfoliates gently the preformed melanin from the skin’s surface. It clears the skin, exfoliating dead cells.  3. Ascorbic acid enhances skin radiance, it reveals and renews a luminous skin.