You may have a yeast infection in there. Innies are classy, but the sac may harbor
moistureMoisture drops
Moisture eyes
Moisture eyes pm which helps organisms proliferate. I suggest you not clean too much--you may cause irritation. Just cleanse gently and see your doctor for examination and perhaps culture. Even if it is yeast, it's not contagious, and easy to treat.
Best.
Dr. Rockoff