Breastfeeding jaundice 20mg/dl is relatively high and should be treated with light therapy or medication in a timely manner, which may lead to bilirubin encephalopathy in severe cases, which is more dangerous. Breastmilk jaundice value is generally 5~8mg/dl, if jaundice index is high, this time should firstly avoid breastfeeding, secondly should consult doctor for blue light treatment in time, if necessary can use medicine under doctor’s instruction such as Yin gardenia huang oral liquid or Yin gardenia huang granule, use probiotic to carry on the treatment together with. Breast milk jaundice 20mg/dl, if not timely treatment, may lead to bilirubin encephalopathy, appear drowsiness, convulsions and other neurological symptoms, serious even to the brain to leave sequelae, is more dangerous. Therefore, if jaundice value of 20mg/dl occurs, it should be treated in time, and related drugs should be used under the guidance of doctors.