Baby face yellow is common in the following cases: 1, neonatal jaundice. Most commonly seen in babies within 1 month of age after birth, yellow face, mostly accompanied by yellow eyes, belong to the newborn jaundice, to go to the hospital in a timely manner, given blue light irradiation and other active anti-yellowing treatment. 2, anemia. Mostly seen in 6-8 months old babies, not given on time to add supplementary food, or premature babies were not given iron supplements after birth, etc.. If hemoglobin test reveals lower hematocrit and anemia, give oral iron dextran solution if necessary, and actively add complementary foods, such as mashed fish, egg yolk, lean meat, dark vegetables, etc. 3, liver and biliary system diseases, the baby’s skin yellowing gradually aggravated, and accompanied by loss of appetite, etc., should promptly go to the hospital, perform abdominal ultrasound and liver function and other related tests to clarify.