Celery Juice can indeed make you poop if you drink enough of it.
Celery and Celery Juice contains insoluble Fiber which helps to keep your bowels moving and helps to relieve constipation.
Celery Juice also helps boosts your energy and helps detox your body as well.
Usually after drinking around 2 glasses of Celery Juice my bowels start moving and I have to poop within a few hours or so of drinking the celery juice.
Celery Juice is a very good and healthy drink and when you drink it not only will your bowels start moving soon after drinking it your energy should improve as well and your health will be much better by drinking celery juice.