for 2 yr baby have black mark on around his nose? how to remove the mark

A. hi dear They're clogged pores or hair follicles that collect sebum (the natural oil that the glands on our face make), dirt, skin cells, and bacteria," she said. "They are more likely to form on the nose because the nose has lots of glands." Sarkar noted that not every black spot on your nose is a blackhead, though.