The yellowing on both sides of the baby’s nose is considered a symptom caused by jaundice, which is generally divided into physiological jaundice and pathological jaundice: 1, the so-called physiological jaundice refers to the jaundice caused by abnormal bilirubin metabolism in the baby’s body after birth. If the other parts of the baby are normal and the symptoms are only yellow on both sides of the nose, parents should not be too concerned, as the symptoms will usually subside on their own after a week of birth. 2, if the symptoms are caused by pathological jaundice, the baby needs to be examined at the hospital and needs to receive blue light irradiation or blood exchange therapy. 3, the yellowing on both sides of the baby’s nose may also be caused by iron deficiency anemia, which should be Take the child to the hospital for a routine blood test to observe the concentration of hemoglobin and determine whether the child is anemic. In addition, parents should also improve the child’s diet and add iron-rich supplemental foods to the child.