What is COSRX BHA Blackhead Power Liquid? COSRX BHA blackhead power liquid is a potent exfoliating solution enriched with 4% natural BHA (Beta Hydroxy Acid) to effectively unclog pores and minimize blackheads. It effectively penetrates into the skin and cleans up clogged pores making them visible smaller. Who can use COSRX BHA Blackhead Power Liquid? Adults.
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