White palate in infants may be caused by residual milk clots and milk stains, or it may be a symptom of Candida infection. Parents should promptly take their infants to the hospital for examination and diagnosis to determine the cause and then solve the problem. I. Common causes and responses: 1. Milk residue: After the mother feeds the baby, she does not clean the mouth or feed the baby water in time, and the milk stains remain at the palate, which looks like whitish crumb-like objects clinging, and this performance will disappear after timely rinsing or cleaning the mouth; 2. Thrush: The infant’s immune system is not perfect and the body’s resistance is poor, so it is easy to cause Candida albicans infection, leading to Thrush appears, and the typical symptoms of the disease are a layer of white membranous material on the oral mucosa of infants, which can be wiped off by hand. As a result of thrush caused by the symptoms of white palate, parents can use baking soda solution to clean the mouth first under the guidance of a doctor, and then crush mycobacterium tablets into a powder with water, or use sodium bicarbonate water and apply it to the lesion site after dipping a small amount in a cotton swab. Second, precautions: 1, parents should usually pay attention, every morning and evening with a clean wet gauze gently wipe the baby’s gums, after meals to help the baby clean the mouth in a timely manner to avoid the accumulation of food debris in the mouth; 2, baby bottles, pacifiers after the use of boiling disinfection to avoid bacterial infection, affecting the oral health of infants; 3, long-term use of antibacterial and hormonal drugs will increase the probability of infants suffering from thrush. Therefore, when infants are involved in the use of antibiotics and hormones, they should fully communicate with their doctors in order to minimize the risk.