Garnier Pure Active 3in1 Anti Blackhead Charcoal can be used as a face wash, blackhead scrub and charcoal face mask to visibly reduce the appearance of blackheads, and help to protect against their reappearance. Face Wash: It intensely purifies skin and removes dirt and impurities. All impurities appear removed – 91% agree. Blackhead Scrub: It contains natural exfoliating particles to unclog pores and visibly reduce the appearance of blackheads.