If your baby’s face is still yellow even after a full month, it is recommended that you consult a hospital in time to monitor the jaundice value and actively search for the cause of the disease. If the jaundice is breastfeeding jaundice and the jaundice value is not particularly high, it is usually not important; if the jaundice value is high, it suggests that there may be liver abnormalities, erythrocytosis, infections, etc., which is still more important. Under normal circumstances, jaundice in full-term babies in about 2 weeks to subside, premature babies in 3 ~ 4 weeks to subside, full-term still yellow face, indicating the existence of pathological jaundice. Some breastfed babies, breast milk jaundice can last for 2~3 months, at this time the baby is in good condition, growth and development is not affected, generally do not need special treatment. If the baby jaundice value is high, and even the appearance of sclera yellow staining, convulsions, fever, clay-like stools and other manifestations, suggesting that the condition is more serious, should be timely hospitalization, to clarify the cause of the disease, to take targeted treatment.