Perfect duo for acne-prone, rough and dull skin  ✨BHA Blackhead Power Liquid pH 3.5 - 4.5 2 - 3 times weekly with a cotton pad Good for clearing clogged pores, dirt and dead skin cells ✨BHA Blackhead Power Cream pH 4 - 5 Every day or night Good for treating rough and dull skin with pimples Tip : use the cream as a spot treatment. Apply it thickly on the top of acne.