Whether the baby eating milk powder long-term green stools need to change milk powder should be determined according to the actual situation, if the baby exists indigestion, intestinal dysfunction, can not be replaced. If exclude pathological and environmental factors can try to change the milk powder. If the baby exists indigestion symptoms, due to the gastrointestinal tract of the food can not be completely digested and absorbed, may appear to poop green. Meanwhile, some babies may have intestinal dysfunction due to intestinal flora imbalance, and may also have green stools. Probiotics such as Bacillus subtilis diphtheriae can be used to regulate the condition and there is no need to change the formula. However, if the baby still has frequent green stools after conditioning after eliminating disease and environmental factors, it is considered that it may be caused by not adapting to this kind of milk powder, so you can try to change to another milk powder for observation. Therefore, if your baby has frequent green stools, it is recommended that you consult a doctor and pay attention to your daily feeding. The above medications should be used in accordance with medical advice.