Nipple eating rotten mostly due to incorrect breastfeeding posture and breastfeeding habits, divided into two cases: First, nipple cracks, manifested as localized nipple breakage and accompanied by severe pain, can be given iodine povidone to disinfect the nipple and the surrounding skin and apply erythromycin ointment, before and after breastfeeding should be washed in a timely manner, to keep nipples clean, if necessary, can be applied on the surface of the nipple sesame oil, to promote nipple fissure healing, and at the same time, develop a good nursing habits, gently squeeze out a little milk during feeding, to promote the baby to express milk. Good breastfeeding habits, gently squeeze out a little milk during breastfeeding, to promote the baby to express milk, second, chronic nipple ulcers, should suspend breastfeeding, with a breast pump will be sucked out of the breast milk, to avoid milk stagnation, induced by acute mastitis and timely access to the regular hospital breast surgery or general surgery department to consult, after a full assessment of specialist physicians to decide whether to perform surgical treatment. The nipple ate rotten depends on the scope of the nipple damage, avoid blindly believe in the prescription in order to avoid the loss.