Green baby poop may be meconium, or it may be caused by diet, indigestion and other reasons. 1. meconium: newborn babies usually have green poop, which is a normal physiological phenomenon, and will return to normal after the green meconium is discharged. 2. Diet: Diet with a lot of green vegetables may lead to green poop. This cause of green stool is a normal physiological phenomenon, usually without special treatment, after adjusting the diet, the symptoms will disappear. 3. Indigestion: Babies with cold abdomen, improper feeding may lead to indigestion, resulting in green feces, which may be accompanied by crying, abdominal pain, diarrhea and other symptoms. The green color of the baby’s stool may also be caused by other reasons. If there is no improvement for a long time or accompanied by other abnormal symptoms, it is recommended to consult a doctor as soon as possible, complete the relevant examinations and follow the doctor’s instructions.