You should only switch into new earrings AFTER the healing period. If you take your earrings out for any length of time during the healing period, the holes may close or you may find it difficult to re-insert earrings into a piercing hole that has not fully healed.
In this manner, why is there gunk in my earring hole?
It’s a build up of dead skin cells, sebum (oil), and any hair and beauty products that land in your lobe area. It builds up into a greenish-brownish-grayish paste, and starts to get stinky as bacteria builds up, giving it its distinctive cheesy whiff.