A–Z Glossary

Milk stool

Milk stool is the established stool that develops after meconium and transitional stool as a newborn begins receiving breast milk or formula.

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Newborn poop color guide

Newborn poop color guide

The normal newborn stool transition The first stool is called meconium. It is made from material accumulated in the intestine before birth, including mucus, intestinal cells, and other substances. Meconium is typically thick, sticky, and difficult to clean. Its color may be black, dark green, or nearly black. Most newborns pass meconium during the first […]