Treatment methods for infant jaundice Infant jaundice refers to the phenomenon that the bilirubin level in a newborn\’s body increases after birth, causing the skin and the whites of the eyes to turn yellow. There are many causes of infant jaundice, the most common of which is hemolysis caused by incompatibility between maternal antibodies and the newborn\’s blood type. If infant jaundice is not treated in time, it may cause harm to the child\’s body.