If your newborn’s poop is black, sticky, or tar-like, it may be normal meconium in the first days after birth. If the color or texture seems different than expected, get clear next steps based on your baby’s age, feeding, and stool appearance.
Answer a few questions about the color, texture, and timing to get personalized guidance on whether this looks like typical black meconium newborn stool or something that deserves prompt medical attention.
Black newborn poop is often meconium, the thick, sticky stool many babies pass in the first day or two after birth. Black meconium newborn stool is usually tar-like and expected early on. As feeding increases, stools typically change from black to dark green, then to brown, yellow, or mustard tones. If you’re seeing black stool in newborn diapers after the first several days, or the poop is black but not the usual sticky meconium look, it’s worth taking a closer look.
Newborn black tarry poop in the first 24 to 48 hours is commonly meconium. It is usually thick, sticky, and very dark black or green-black.
Very dark green stool can look almost black as your baby moves from meconium to regular newborn poop. This can happen during the first week newborn period.
If black poop in baby newborn diapers appears after meconium should have passed, or looks unusual for your baby’s age, a clinician may want to know about it right away.
Is black poop normal for newborn babies after meconium is over? Usually not. Ongoing black stool later in the first week or beyond should be discussed with your pediatrician.
If newborn poop black color is softer, pasty, or clearly different from the usual tar-like meconium, it may need a medical review.
Call your baby’s doctor promptly if black poop happens along with poor feeding, vomiting, fever, unusual sleepiness, pale skin, or fewer wet diapers.
Notice when the black poop started, whether your baby is still in the first days of life, and if the stool is truly black and tar-like or just very dark green. It also helps to know how your baby is feeding, how many wet diapers they are having, and whether the poop is changing over time. These details can help you understand whether this is expected newborn black poop or something that needs faster follow-up.
Black poop in first week newborn diapers can mean different things on day 1 than on day 6. The guidance takes timing into account.
Black, sticky, tar-like stool is different from black but softer stool. That distinction matters when deciding what to do next.
You’ll get personalized guidance on whether this sounds like normal meconium, a stool transition, or a reason to contact your baby’s clinician.
Yes, black newborn poop is often normal in the first day or two after birth because of meconium. Meconium is thick, sticky, and tar-like. If your baby is older and still having black stool, it should be checked by a medical professional.
Meconium is usually very dark black or green-black, thick, sticky, and hard to wipe off. It is different from later newborn stools, which become looser and lighter in color as feeding increases.
Black poop in first week newborn diapers may still be meconium early on, or stool may be transitioning and look very dark green. If the stool stays black, seems unusual for your baby’s age, or your baby has other symptoms, contact your pediatrician.
If the stool is black but softer or pasty rather than sticky and tar-like, it may not be typical meconium. Because black stool in newborn babies can have different causes, it’s a good idea to get guidance based on your baby’s age and symptoms.
Call promptly if black poop continues after the early meconium stage, if your baby seems unwell, is feeding poorly, has fewer wet diapers, vomits, has a fever, or if the stool appearance worries you. If you are unsure whether it is truly black or very dark green, personalized guidance can help you decide next steps.
Answer a few questions for a focused assessment that looks at stool color, texture, timing, and symptoms so you can get personalized guidance on what to do next.
Answer a Few QuestionsExplore more assessments in this topic group.
See related assessments across this category.
Find more parenting assessments by category and topic.
Poop Color Concerns
Poop Color Concerns
Poop Color Concerns
Poop Color Concerns