For a 2-month-old with constipation, the safest first steps are gentle physical techniques like bicycle legs and tummy massage, along with a small amount of diluted prune, apple, or pear juice. But before trying anything, it’s worth making sure your baby is actually constipated, because what looks like a problem at this age is often completely normal.
Check Whether It’s Really Constipation
Two-month-olds have wildly different pooping schedules, and many parents mistake infrequent stools for constipation. Breastfed babies tend to poop more often than formula-fed babies, but at this age the normal range stretches from several poops a day to one poop every five to seven days. Going nearly a week without a bowel movement is not necessarily a problem as long as your baby is eating well, gaining weight, and was pooping normally during the first couple of weeks of life.
Constipation in infants isn’t about frequency alone. It’s about what the stool looks like and how your baby acts. Signs of actual constipation include:
- Hard, dry, pellet-like stools (normal infant stool is soft, even pasty)
- Visible discomfort when trying to pass a stool, like arching the back or crying
- A firm, bloated belly that seems tender when touched
- Unusual fussiness and spitting up more than usual
- Blood on the stool, which can happen when hard stool causes a small tear
Babies often turn red and grunt while pooping. That’s normal straining, not constipation. Their abdominal muscles are still weak, and they haven’t learned to coordinate the pushing motion yet. If the stool that eventually comes out is soft, your baby isn’t constipated.
Physical Techniques to Try First
Before reaching for any remedy, try hands-on approaches that can help move things along in your baby’s digestive system. These work well for mild cases and carry no risk.
Bicycle legs: Lay your baby on their back and gently move their legs in a pedaling motion, as if they’re riding a bicycle. This puts gentle pressure on the abdomen and helps encourage trapped gas and stool to move through the intestines.
Tummy massage: Using gentle pressure with your fingertips, stroke your baby’s belly in a clockwise direction, starting from the lower right side and moving to the lower left. This follows the natural path of the large intestine and can help guide stool toward the exit. You can also gently twist your baby’s legs and hips from side to side.
Wait at least 45 minutes after a feeding before doing either technique to reduce the chance of spit-up. Start with a very light touch in a warm, quiet room, and increase pressure slightly only if your baby seems relaxed and comfortable.
Diluted Juice for Babies Under 4 Months
For babies younger than 4 months, Children’s Hospital of Philadelphia recommends a specific mixture: 1 ounce of prune, apple, or pear juice mixed with 1 ounce of water, given once or twice a day. These juices contain natural sugars that are poorly absorbed in the gut, which draws extra water into the intestines and softens stool.
Prune juice tends to be the most effective of the three. Use 100% fruit juice with no added sugar. This is a small enough amount that it won’t interfere with your baby’s milk intake or nutrition. If constipation doesn’t improve after a day or two of trying this, contact your pediatrician rather than increasing the amount on your own.
Formula Changes
If your baby is formula-fed and constipation is a recurring issue, a formula switch may help. Ask your pediatrician about trying a partially hydrolyzed formula, which contains proteins that are already partially broken down and can be easier to digest. When switching, try to match the first few ingredients of your current formula to the new one so the transition is smoother.
A gradual switch is easier on your baby’s gut than swapping overnight. You can mix increasing amounts of the new formula with decreasing amounts of the old over several days. That said, don’t experiment with multiple formula changes without guidance from your pediatrician, since frequent switching can cause its own digestive upset.
If you’re breastfeeding, your baby’s constipation is rarely related to your diet. True constipation in exclusively breastfed babies is uncommon because breast milk is so easily digested.
Glycerin Suppositories
Infant glycerin suppositories are sometimes used when other methods haven’t worked, but they should only be used on your pediatrician’s recommendation for a baby this young. A small sliver of a glycerin suppository is inserted into the rectum, where it draws water in and stimulates a bowel movement, usually within minutes to an hour.
These are not meant for regular use. Repeated use can cause rectal irritation and, over time, may make your baby dependent on the stimulation to have a bowel movement. They should never be used if your baby is dehydrated or has any rectal bleeding. Think of glycerin suppositories as an occasional rescue tool, not a routine solution.
What Not to Give a 2-Month-Old
Several constipation remedies that are safe for older children are not appropriate for a 2-month-old. Do not give your baby plain water beyond what’s mixed with juice (as described above) or used to prepare formula. Too much water at this age can dilute their blood sodium to dangerous levels. Avoid honey, corn syrup, or any homemade laxative mixtures. Honey carries a risk of botulism in babies under one year, and corn syrup sold in stores is no longer thought to be effective for constipation. Over-the-counter stool softeners and laxatives designed for older children and adults are not safe for young infants.
Signs That Need Medical Attention
Most constipation in a 2-month-old is mild and resolves with the approaches above. But certain signs point to something that needs a pediatrician’s evaluation sooner rather than later: blood in the stool (beyond a tiny streak from a surface tear), vomiting along with a distended belly, refusal to eat, or no bowel movement at all for a baby who previously pooped regularly and now seems uncomfortable. Constipation that starts in the first few weeks of life, rather than developing gradually, can occasionally signal an underlying condition that your doctor will want to rule out.