Skintific Mugwort Ance Clay Mask Stick. Formulated with Mugwort, a popular ingredient in Korea for treating acne. Equipped with Niacinamide, Salicylic Acid, and also Centella which can control excess oil, deep clean pores, clean blackheads, and soothe skin. acne, control oil and maintain skin barrier. Good coverage, with 1 swipe it can cover one area on the face. The results of using the pores are smaller, the skin tone is brighter and even.