NeoStrata HQ Skin Lightening Gel is formulated with 10% Polyhydroxy Acids that removes hyperpigmentation by gently exfoliating dark spots and enhancing cell turnover, antioxidant chelators that captures pigment promoting metals in the skin while 2% Hydroquinone that lightens discolorations. Added 3% Kojic Acid and licorice extract to promote an even complexion.  Valid prescription required. Please see Important Safety Information below and Prescribing Information.