What is meconium?

Meconium is fluid that is in the baby's intestine prior to delivery. After delivery, in the first day of life, most babies have a large poop that is very sticky and black—that's called meconium. In the next few days, that will lighten up into a green color, and if the feedings are going well, it will turn yellow.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.