Dr. Brandt's powerhouse acne fighter won't ravage skin. intensolution is strong enough to clear blemishes yet gentle enough to not over-dry or irritate skin. Formulated with Dr. Brandt’s ACTIVE IMPURITY SHIELD, a technologically advanced blemish fighting complex that removes impurities and dead skin cells, absorbs and regulates sebum production, and inhibits bacteria growth, to promote a faster reduction in the appearance of acne and blemishes.