Before stored breastmilk is fed to the child, it needs to be properly heated so that the temperature of the breastmilk is suitable for the child to eat. In the process of heating breastmilk, you can use lukewarm heat of about 50℃, and it is generally not recommended to use boiling water of 100℃ directly. The higher the temperature of the water during the process of heating breastmilk, the more likely it is to cause the nutrients in the breastmilk to be destroyed, so that the nutritional value of the breastmilk decreases. Using too high temperature water to heat breastmilk, but also may make breastmilk in the production of some harmful substances, the baby after eating is prone to some digestive symptoms, such as diarrhea, abdominal pain. The process of heating breastmilk with hot water requires regular shaking of the bottle or bag to ensure that the breastmilk can be evenly heated.