Compared with adults, baby body moisture content ratio is higher, and metabolism is strong, so need often added moisture. Usually, the baby per kilogram of body weight per day about 100 to 150 ml water, the water should be in a day in each added between meals, summer can increase feed water frequently.

The so-called moisture, in principle with clear water can, need not add other items, one full year of the baby before, especially to avoid add honey, lest cause the baby stomach upset and diarrhea.