A formula water temperature of 50 degrees is considered hot enough for an infant. Generally speaking, it is appropriate for infants to drink milk at a temperature of about 40 degrees, too cold or too hot is not good, too cold will affect the taste, too hot may cause damage to the infant’s oral mucosa. Infants’ oral mucosa and gastrointestinal tract are relatively delicate, so the water temperature of milk powder should be controlled as much as possible at about 40 degrees. The temperature of breast milk is 37 degrees, while the milk powder because the eating process may cool down, so the general recommendation of the milk powder water temperature of 40 degrees is appropriate. 50 degrees is too high for the baby, may burn the baby’s oral mucosa. In addition, in the process of brewing milk powder should also pay attention to the water temperature, generally speaking 40 ~ 50 degrees is very suitable, but some milk powder contains heat-resistant nutrients, may require brewing water temperature slightly lower.