The baby’s milk teeth will grow up to a certain period, the plate will be broken, part of the plate will be digested and absorbed by the mouth, and part of the plate will be keratinized and proliferated, thus some white particles will appear on the baby’s gums, these white particles are commonly known as horse teeth. In general, the horse teeth after a period of friction, will automatically disappear and fall off, does not require special treatment. Parents can usually use a clean gauze dipped in warm water, gently wipe the baby’s mouth, you can wipe the residual milk and bacteria in the baby’s mouth clean. Parents usually try not to touch the baby’s horse teeth with their hands, so that the bacteria on their hands do not enter the mouth, leading to infection in the baby’s mouth and affecting the normal growth and development of the baby.