White spots on the nipples during breastfeeding can be a sign of excessive milk secretion. If there is a disease such as mastitis, you can also have this symptom and generally need to deal with it accordingly. 1, local hot compresses: you can apply appropriate hot compresses or wipe and soak the nipples with warm water for about 10 minutes to soften the nipples and keep the milk ducts open, but note that the water temperature should not be too high to prevent burns. 2, increase the frequency of sucking: you can nurse more to let the baby suck, promote milk secretion and emptying, to ensure smooth flow of the mammary glands. 3, medication or surgery: if this phenomenon persists and – and accompanied by other breast discomfort, such as localized redness, swelling, heat and pain in the breast is a sign of acute mastitis, which is an acute purulent infection of the breast caused by milk stagnation and bacterial invasion, etc. Early antibiotic treatment can be given, and if an abscess has formed, it is necessary to make an abscess incision and drainage in a timely manner, and breastfeeding should be stopped on the affected side. If the infection is serious, breastfeeding should be stopped on both sides. In addition, you should pay attention to personal skin hygiene during breastfeeding, clean your nipples in time and keep the skin around your nipples intact. Pay attention to wearing loose clothing, changing underwear regularly, adopting the correct breastfeeding posture, and not letting the baby hold the nipple after sleeping. If there is any abnormality, you should go to the hospital in time, and the doctor will diagnose and deal with it accordingly after judging.