The beetroot pigment called betanin is responsible for the red coloring in urine and feces and this should not cause any health concerns. Some people cannot break the pigment down and this results in excretion of the pigment in urine and feces.

How long after eating beets is stool red?

The beet test allows you to get a sense of whether you fall into that ideal 12-24 hour range, since you'll be able to see the bright red pigment in your stools. Fiery red poop 24 hours or more later means you've got a “slow transit time,” also known as constipation—a common result of the beet test.

Can beetroot look like blood in stools?

Because the intake of iron, bismuth or foods like beets can give the stool the same appearance as bleeding from the digestive tract, a doctor must test the stool for blood before offering a diagnosis. Other symptoms: Bright red blood coating the stool.