A nose piercing bump can be caused by a keloid, a granuloma, tissue damage, and more. An allergy to the metal in your piercing, especially nickel or cobalt, can also cause a bump. A granuloma will ...

(Fun fact: a single bump is called a comedo ... Whether you've ever googled: "how to get rid of blackheads on nose" or you're simply looking to get rid of them on the rest of the face, you ...