I was part of a study where researchers tracked how long it took blue food dye to move through my system. Hilary Brueck/Insider I turned my poop blue for science (well, sort of), and you can too.

Blue Drip Emoji Cake Rainbow Layer Emoji Cake Rainbow Poop Emoji Cake Blue and Pink Drip Emoji Cake 6 Milestone Birthdays Worth Big Celebrations Your birthday is a lot like its own holiday: It's the ...

“Hearst Magazines and Verizon Media may earn commission or revenue on some items through the links below.” If you check out the toilet bowl after you go No. 2, well, join the club: People are ...

The Blue Poop Challenge measures gut transit time by tracking how long it takes blue food to pass. Researchers found that gut transit time lasted approximately 28.7 hours in a study. People with ...

The blue poop challenge, developed by a group of researchers at ZOE, can give a person important information about their gut health. Healthcare science company ZOE worked with Dr. Sarah Berry, the ...

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