The yellow corner of the baby’s eye may be caused by trauma, neonatal jaundice, iron deficiency anemia and other factors. 1. Trauma: If the corner of the baby’s eye is accidentally bumped or hit, it may lead to subcutaneous bruising and localized redness and swelling, and the subcutaneous bruising is gradually absorbed, and the redness and swelling of the corner of the eye may gradually be relieved, and yellowish-brown color and other discomforts may appear. 2. Neonatal jaundice: If there is too much bilirubin in the baby’s blood, it may lead to neonatal jaundice, resulting in light yellow color of the skin, the white part of the eyeballs and the mucous membranes. 3. Iron deficiency anemia: If the baby has severe iron deficiency anemia, it may cause the baby to have a yellow face and yellow eyes. It is recommended that children with yellow corners of the eyes and other discomforts should seek prompt medical attention to assess their condition and follow the doctor’s instructions for treatment.