COSRX offers the BHA BLACKHEAD POWER LIQUID, a specialized treatment featuring a blend of 65% Salix Alba (willow) bark water along with 0.9% betaine salicylate (BHA). This formulation effectively targets blackheads and exfoliates dead skin, ensuring thorough cleansing of congested pores. For daytime application, applying sunscreen is crucial. Additionally, it's advisable to avoid using this product alongside other skincare items that contain high levels of AHA, BHA, or vitamin C.