Nipple skin metabolism is faster, there will be cuticle degradation and shedding, nipple cleaning is not timely will be manifested in the nipple with dirty things off, try not to pick and scratch, to avoid damage to the nipple skin caused by infection, you can use a warm towel wet compresses and cleaning. The nipple is often wet, secretion stimulation will lead to skin eczema, manifested in a layer of dirty things, accompanied by local itching discomfort, you can use topical Dinaid cream treatment. The mammary gland is a secretion organ, there will be secretions through the milk ducts, nipple discharge, cleaning is not timely, secretions will accumulate in the nipple to form a layer of dirty things, often use warm water to wash can be, if you still can’t clean, you can go to the hospital to let the doctor to check the specific situation.