Treat the first sign of a breakout and fade the red and dark marks left behind with this powerful spot treatment. Formulated with 5% benzoyl peroxide to kill acne-causing bacteria and treat inflamed blemishes. Kills acne-causing bacteria to prevent acne and dry out pimples. Works on old and new acne marks to fade discoloration on all skin types and evens pigmentation. All of Dr. Lin's products are cruelty-free, paraben-free, hydroquinone-free and oil-free!