Cracked nipples mostly occur in primigravida, one week after delivery is the high incidence period, mainly manifested as skin breakage on the surface of the nipple, with wet compresses and medication as the main treatment. When cracked nipples occur, relying on small remedies for treatment is unreliable and may even delay treatment and cause serious consequences such as infection. Formal treatment includes wet compresses, such as hot towels, saline, etc., to keep the nipple in a moist state; there are also medications such as lanolin ointment, mupirocin ointment, and mycotoxin, etc., but the medications should be used under the guidance of a doctor. Cracked nipples should be taken seriously and prompt medical attention is recommended to avoid delayed treatment leading to adverse events.