The fastest way to make yourself poop is to use a suppository or enema, which can produce a bowel movement in 15 minutes to one hour. But if you’d rather start without a trip to the pharmacy, several body-based techniques and dietary triggers can get things moving within minutes to a few hours, depending on how backed up you are.
What Actually Works Fastest
Not all remedies are created equal when it comes to speed. Here’s a realistic breakdown of how long different approaches take:
- Suppositories and enemas: 15 minutes to 1 hour
- Saline osmotic laxatives (like magnesium citrate): 30 minutes to 6 hours
- Stimulant laxatives (oral tablets): 6 to 12 hours
- Stool softeners and bulk-forming laxatives: 12 hours to 3 days
If you need results right now, the options worth trying first are physical techniques, warm drinks, and foods that trigger your body’s natural reflexes. If those don’t work, a suppository or magnesium citrate liquid are your fastest over-the-counter choices.
Trigger Your Gastrocolic Reflex
Your body has a built-in mechanism that can work in your favor. When food or liquid enters your stomach, nerves detect the stretching and send signals to your colon muscles telling them to start pushing waste out. This is the gastrocolic reflex, and it’s essentially your stomach telling your intestines that more food is coming so the old stuff needs to move along. A larger meal means more stretching, which creates a stronger signal.
You can deliberately activate this reflex by eating a meal or drinking a warm beverage on an empty stomach. Morning is ideal because the reflex tends to be strongest after a period of fasting. A warm cup of coffee is particularly effective: research published in Gut found that coffee increases colon muscle activity within four minutes of drinking it. About 29% of people report that coffee triggers the urge to defecate, and the effect works with both regular and decaf, suggesting it’s not just the caffeine doing the work.
If you don’t drink coffee, warm water or tea can still help by activating the same stretch reflex. Pair it with breakfast for a stronger signal.
The Squatting Position
Sitting on a standard toilet puts your body at an angle that partially kinks the pathway stool travels through. When you elevate your feet on a stool, step, or stack of books so your knees come above your hips, you straighten that pathway and reduce the effort needed to go. Lean forward slightly with your elbows on your knees. This mimics a squatting position and can make a noticeable difference, especially if you feel like stool is right there but won’t come out.
Perineal Self-Massage
This technique sounds unusual but is backed by gastroenterologists. The perineum is the area of skin between your anus and genitals. Pressing on this spot rhythmically can help relax the muscles involved in having a bowel movement.
Use your first two fingers to press the perineal skin, pushing in the direction of your anus. Continue pushing in pulses of 3 to 5 seconds each. This works best when you already feel some urge to go but are having difficulty. It relaxes the external sphincter and can help stool pass without straining.
Abdominal Massage
Massaging your abdomen in a clockwise direction follows the natural path of your colon. Start on your lower right side near your hip bone, move up toward your ribs, across the top of your belly, and down the left side. Use firm but comfortable pressure with your fingertips or palm. Spend about 10 minutes doing this. The physical pressure helps move stool through the colon mechanically while also stimulating the muscles to contract.
Foods That Act Quickly
Prunes and prune juice are the classic recommendation for a reason. Prunes contain sorbitol, a sugar alcohol that draws water into the intestines and speeds things up. Five prunes (about a quarter cup) deliver nearly 3 grams of fiber along with that sorbitol. Prune juice concentrates the sorbitol without the fiber, so it tends to work faster but can also cause more gas and bloating.
Other foods that can get things moving relatively quickly include kiwifruit (two per day has been shown to increase stool frequency), ground flaxseed mixed into water or yogurt, and high-fiber cereals. These won’t produce results in minutes the way a suppository would, but eating them alongside the physical techniques above creates a combined effect.
Magnesium Citrate for Same-Day Relief
Magnesium citrate is an over-the-counter osmotic laxative sold as a liquid in most pharmacies. It works by pulling water into your intestines, which softens stool and triggers contractions. The onset ranges from 30 minutes to 6 hours, making it one of the faster oral options available. Drink it with a full glass of water, as it needs fluid to work properly and can cause dehydration otherwise.
This is a reasonable option for occasional use when you’re truly uncomfortable. It’s not something to rely on regularly, because your bowels can become dependent on it over time.
Deep Breathing and Relaxation
Straining hard is counterproductive. It actually tightens the pelvic floor muscles you need to relax. Instead, try slow diaphragmatic breathing while sitting on the toilet: breathe in through your nose, letting your belly expand, then exhale slowly through your mouth. This activates your parasympathetic nervous system (the “rest and digest” mode) and helps relax the anal sphincter. Combine this with the elevated-feet position for the best effect.
Give yourself at least 5 to 10 minutes on the toilet without forcing anything. If nothing happens, get up, move around, and try again when you feel a natural urge rather than sitting and pushing.
When Constipation Needs Medical Attention
Most occasional constipation resolves with the strategies above. But certain symptoms point to something more serious, like a fecal impaction or bowel obstruction, that home remedies won’t fix. Watch for sudden constipation paired with abdominal cramps and a complete inability to pass gas or stool. Blood in the stool, very thin pencil-like stools, or a recent unexplained change in bowel habits also warrant a call to your doctor. If you have sudden cramping with no gas or stool passing at all, do not take any laxatives, as this could indicate a blockage that needs professional treatment.