Breastmilk can be kept for 48-72 hours at most when put into refrigeration. Breastmilk is rich in nutrients, rich in calcium, phosphorus, fat and other antibodies and elements to meet the needs of the baby’s growth and development, and the antibodies in breastmilk can prevent the invasion of some pathogenic bacteria and improve the body’s immunity. Refrigerated storage temperature needs to be controlled at 0-4 ℃, can be stored for a maximum of 48-72 hours. Breastmilk should be stored in a special container and sterilized at high temperature before use. Warm it up with warm water and consume it as soon as possible before your baby eats it. If you don’t finish it, please discard it and don’t save it for the next meal to avoid bacteria growth. As it is difficult to maintain a constant and stable temperature in a home refrigerator, it is recommended that you do not refrigerate breastmilk for too long in order to avoid the loss of nutrients and active substances in the breastmilk.