Jaundice in newborns is a very common thing, and the causes of jaundice are many and complex, leaving most parents at a loss, today we will briefly introduce breast milk jaundice. 1, early-onset breast milk jaundice: also known as feeding failure jaundice, mostly due to the mother’s feeding experience is not enough, the baby can not get enough milk, leading to reduced peristalsis of the gastrointestinal tract, fetal fecal excretion delayed, the essence of the relationship with breast milk is not much, most appear early, three or five days after birth, more milk, more massage belly, can play a role; 2, late-onset breast milk jaundice: the cause is breast milk Most of them appear 1-2 weeks after birth and last for a long time, up to 4-6 weeks, and some of them recede only after 8 weeks. In practice, how do you distinguish between breast milk jaundice and jaundice? A simple method is to stop breastfeeding for 2-3 days, and a 30-50% decrease in jaundice indicators is sufficient to clinically diagnose the disease. Although breast milk jaundice is very common, it should still be taken seriously as excessive bilirubin can still cause nuclear jaundice, in general, a total bilirubin of 15mg/dl or less can be left untreated, 15-20 is recommended to stop breast milk and blue light treatment to reduce the yellowing, greater than 20 requires more aggressive measures. New parents grasp the basic principles, do not panic, remember the specific indicators even!