Green poop in a breastfed newborn is often normal, particularly during the transition from meconium to mature breast milk stools. It may also appear because of bile, rapid digestion, abundant milk supply, or a strong let-down. This guide explains what typical breastfed baby poop looks like and why colour alone rarely reveals the whole feeding picture. Parents will learn what to monitor, including swallowing, wet diapers, feeding comfort, behaviour, and weight gain. It also covers frothy or mucusy stools, latch concerns, unnecessary dietary restrictions, dehydration, and warning signs that should be discussed with a pediatrician.