Medically reviewed by Robert Burakoff, MD Mucus in stool is normal, but it's not usually visible to the naked eye. When it is, you may notice stringy clear, white, or yellow goop in the toilet or ...

Mucus is naturally produced by your gastrointestinal tract, but if you can see it in your stool it can be a sign of an ...

usually from cells that secrete mucus. It often begins as a polyp, a premalignant, benign lesion, or an overgrowth in the colon's lining. A polyp, if left alone, can evolve into cancer.