What is it: A blemish-fighting mask that was developed by dermatologists to address existing blemishes and prevent new ones from forming. Who is it for: Teens and adults, men and women with mild to moderate acne-prone or oily skin. Why is it different: The medicated mask is formulated with 6% sulfur to battle acne blemishes while helping to refine skin texture, deeply cleanse pores, and remove impurities from the skin. How do I use it: Apply to dampened skin; leave on for 10 minutes; and rinse thoroughly with warm water. Can be used two to three times per week. If going outside, use a sunscreen. The mask can be used alone, but for best results, use with the three-step system