Yellow poop or yellow diarrhea can have many causes, and though it's often harmless, it can indicate a more serious health ...

Long-term diarrhea that lasts several weeks can point to food intolerances ... Celiac disease is a malabsorption disease ...

Their poop tends to be dark yellow, and it may have tiny flecks ... bodies cannot yet digest properly. Very watery stool can result from diarrhea. A baby with diarrhea may also poop more often ...

then it could indicate diarrhea. Infant stools are yellow to brownish-yellow in color. The color of a baby’s stool could depend on the food eaten. Also, a baby could excrete a greenish colored ...

The color should be yellow. Contact your pediatrician ... or mucus or seem to be causing pain. Diarrhea can be more difficult to detect because a baby's stool is naturally loose and unformed.

Viruses, bacteria, or parasites cause contagious diarrhea. These germs spread via fecal-oral transmission. They are shed in the stool of one person and somehow enter the mouth of the next.