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Blackhead is named black due to its appearance on your face which is black but it isn't dirt stuck to our face. It composes of melanin, skin particle and excess skin debris that's amassed which can also be called dark pigments ; blackhead is also one of the types of acne. Typically, blackhead is created due to excess sebum produced by glands that are surrounded in the pores of out skin. A plug is created when sebum oxidize and toughens close to the higher layer of the skin which clogs the pores.