Nipple Problems

Okay so I need some help here ladies. I don’t know if this is normal or not but earlier today I noticed some yellow specks in my nipple so naturally I was picking at it and it’s like really small yellow flakes of idk what was coming out of my nipple I was like

What in the fuck? What is that?! I am not pregnant btw.

Also I didn’t know what group to put this in.