For all my oily peeps out there, this one is for you. The COSRX BHA Blackhead Power Liquid is a type of Korean essence that has been formulated with BHA’s to aid with the reduction of blackheads, improve the appearance of pores and balance sebum production. In a Korean skincare routine, an essence is meant to be applied after your toner but before your serums. This is to help both with the efficacy of the rest of your skincare and to lock in moisture. What are the key features and benefits of the COSRX BHA Blackhead Power Liquid? COSRX BHA Blackhead Power Liquid has the following benefits and features:  Reduces the appearance of pores Eliminates blackheads Controls excess sebum production Uses Willowbark Water, a natural BHA Suitable for oily and acne-prone skin types What are the key ingredients of the COSRX BHA Blackhead Power Liquid? Key ingredients of COSRX Blackhead Power Liquid include:Beta Hydroxy Acid The BHA element of this toner is Willowbark Water, an antioxidant that can help to reduce the appearance of pores and balance sebum Can I use COSRX BHA every day? Due to the exfoliating nature of the COSRX BHA Blackhead Power Liquid your skin sensitivity will increase, it is recommended that you only use the COSRX blackhead power liquid 2-3 times a week and space it out every 2nd or 3rd day. It’s also recommended you continue to use sunscreen every day after use of the COSRX BHA.