Infants breastfeeding to determine the fullness of eating, generally can be judged by the baby’s appearance when breastfeeding, after breastfeeding urine or stool properties, the baby’s weight changes, and so on. 1. The baby’s appearance during breastfeeding: when the baby is breastfeeding normally, there will be regular sucking sound, and after breastfeeding, the baby can sleep quietly for 2~3 hours, which generally indicates that the baby has been fed. 2. The character of urine or stool of the infant after breastfeeding: Generally speaking, after the infant is full, the number of urination and defecation is normal, and there will not be any decrease in urination or defecation. 3. Infant’s weight change: generally normal feeding infants monthly weight gain in accordance with the normal rate, if the weight gain is slower may be caused by insufficient breastfeeding or other diseases. Therefore, there are many ways to determine whether a baby has had enough breast milk, so parents are advised to feed reasonably and breastfeed on demand. Parents are advised to feed their babies properly and breastfeed on demand. If you have any feeding problems, you are advised to consult a pediatrician.