I. Learn about breastfeeding jaundice Jaundice appears in breastfed infants 4-7 days after birth and peaks in 2-4 weeks (serum bilirubin can exceed 256.6 to 342.0 μmol/L, with increased indirect bilirubin predominating), in good general condition, with good milk intake, normal growth and development, and normal liver function tests. There is no hemolysis or anemia. Jaundice generally lasts for 3-4 weeks and gradually subsides in the second month, but a few can be delayed until 10 weeks. During jaundice, if you stop breastfeeding for 3 to 4 days, jaundice is significantly reduced and bilirubin decreases by ≥50%, if you breastfeed again, jaundice may not appear again, even if it does not reach the original degree. Second, why is there breast milk jaundice? Obviously, it is related to breast milk, the professionalism is too strong, we do not need to understand in detail, as long as you know that it is related to breast milk is good. Do I need to intervene in breast milk jaundice? At present, it is not recommended to give up breast milk, but to take a small number of times of feeding, which can promote intestinal peristalsis to speed up the metabolism of bilirubin. Once the transdermal jaundice value exceeds 15mg/dl, breast milk should be stopped for a few days, blue light irradiation, or sunshine at home. If there is a significant decrease, it is determined that breast milk jaundice, you can still breastfeed; 2. When the bilirubin reaches 20mg/dl, phototherapy can be given, generally do not need to use albumin or plasma treatment; 3. Pay attention to keep warm, increase heat, nutrition, prevention of infection and other diseases, so as not to aggravate jaundice; 4. Can breast milk jaundice vaccination? A: Yes, you can do it. Breast milk jaundice is not affected by vaccinations such as hepatitis B vaccine. Finally, not all jaundice is breast milk jaundice, some are serious diseases, jaundice to seek medical attention in a timely manner.