Improve discolored areas of the skin and prevent future damage with this Obagi Nu-Derm skin treatment. The Clear Fx formula brightens the skin for an even tone, while the Blend Fx formula reduces hyperpigmentation and exfoliates the skin for a more radiant look. Blend Fx formula reduces hyperpigmentation and sun damage, and Clear Fx formula brightens and lightens the skin for even tone. Improve damaged skin, exfoliate to restore radiance, prevent future damage to skin, promote healthy cell renewal, minimize minor imperfections, and reduce blemishes caused by acne, melasma and sun damage.