By Lindsay Morris
Your body undergoes significant changes during pregnancy, and recovery takes time. From a stretched uterus to extra fluid and slower metabolism, it’s normal for your belly to still look pregnant after birth. Here’s what’s happening and how to support a healthy, gradual recovery with no rush or extra pressure.
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Pregnancy weight gain is natural and essential for the health of you and your baby. But what happens to those extra pounds after you’ve given birth? “It’s going to feel weird,” says Frances Largeman-Roth, RDN, nutrition expert, mom of four, and author of several books, including Feed the Belly: The Pregnant Mom’s Healthy Eating Guide. “You just had your belly stretched out for the better part of nine months, and now the baby is in your arms, but you’re still larger than you were pre-pregnancy. Just know that this is all completely normal!”
The Institute of Medicine and National Research Council recommends that healthy women with a body mass index (BMI) of 18.5 to 24.9 gain between 25 and 35 pounds during pregnancy. However, research indicates that nearly half of women exceed that goal, and more than 75% of women weigh more one year postpartum than they did before pregnancy.
The good news? Small steps, like consuming the right nutrients, considering breastfeeding, and engaging in moderate exercise, can make a significant difference.
Here’s how to lose baby weight safely, without pressure to “bounce back.”
What New Moms Should Know About Post-Baby Bodies
No matter what you weigh, it’s going to take some time before you’re ready to squeeze back into your pre-pregnancy clothes. The reason? Biology. Your uterus has expanded from the size of an orange to that of a watermelon. It needs about six weeks to deflate to its original state in a process called involution.
Your pelvis has also changed shape during your pregnancy, with both the front and back parts widening significantly to support your growing belly as it shifts your posture and center of gravity. And like your uterus, it doesn’t just snap back to its pre-pregnancy state.
Research shows that a month after you’ve had your baby, the front of your pelvis will remain wider than it was at 12 weeks pregnant. Simply put, your body needs adequate time to heal before you even consider pulling on that fitted dress. Thankfully, your pelvis’s forward tilt begins to decrease after that first month as your body slowly realigns.
You’re also likely to experience postpartum swelling. During pregnancy, your body retains more sodium and water than normal; blood volume is also nearly 50% higher. All that extra fluid contributes to bloating and rapid weight gain. While you lose a significant amount of blood plasma during delivery, your body compensates in the days that follow by shifting fluid from your tissues back into your bloodstream. You may notice more swelling, especially in your legs and feet. However, as your hormone levels drop, you’ll begin to eliminate the excess fluids through increased urination and sweating. Swelling typically subsides within the first week, but it may take up to eight weeks for your blood volume to fully return to pre-pregnancy levels.
Finally, your metabolism may slow down in the postpartum months, compared to during pregnancy, making weight loss more challenging. This can sometimes lead to insulin resistance—when your body struggles to process blood sugar properly—raising the risk of prediabetes and type 2 diabetes. But rest assured: Pregnancy won’t permanently wreck your metabolism. In fact, losing the baby weight may help reset your metabolic function to pre-pregnancy levels.
Keep in mind that age plays a big role in body changes, too—especially in your 30s and 40s. After 30, lean muscle and organ tissue naturally begin to decline, and bones gradually lose minerals, making them less dense. Meanwhile, body fat tends to increase, particularly around your body’s center. These normal age-related changes can make postpartum weight loss more challenging.
“Everyone comes home from the hospital wearing leggings or sweatpants for months,” says Largeman-Roth. “The weight will come off gradually, just like you gained it gradually.”
How Breastfeeding Affects Your Calorie Needs
Healing takes time and requires new nutritional needs, especially for breastfeeding moms. On the upside, lactation can actually boost your chances of shedding extra pregnancy pounds.
“For many women, breastfeeding exclusively does lead to weight loss over time, with breastfeeding women losing more weight than non-breastfeeding women after a year,” says Largeman-Roth.
According to a year-long study by KK Women’s and Children’s Hospital, exclusive breastfeeding may support greater postpartum weight loss. These results were more pronounced in women with a high pre-pregnancy BMI, who not only lost their pregnancy weight but also shed an additional seven ounces (0.44 pounds) on average. Regardless of BMI, women who exclusively breastfed retained less weight than those who practiced mixed feeding or relied solely on formula.
“If you are exclusively breastfeeding your baby, you’ll need an additional 500 calories to create enough milk for your infant,” says Largeman-Roth. “So if you were eating about 2,000 calories prior to getting pregnant, you’ll need around 2,500 to meet the demands of an infant.”
But keep in mind that while breastfeeding may aid weight loss in many cases, it’s not a guarantee, notes Largeman-Roth. “It doesn’t necessarily work that way for all women.”
What to Eat to Heal and Nourish Your Body
Many mothers enter the postpartum period already depleted of vital nutrients. Childbirth typically involves significant blood loss, which often results in anemia. Breastfeeding places an additional demand on the body, drawing essential vitamins and minerals to support milk production. Add in sleep deprivation and stress, and the need for nutrient-dense foods becomes even more critical during recovery.
Here are seven key nutrients new moms lack, with Largeman-Roth’s tips for replenishing them:
- Protein: Breastfeeding women require extra protein to maintain their own muscle mass while providing essential nutrients to their babies through breast milk. But how much protein is enough? In a study published in May 2020 in Current Developments in Nutrition, researchers examined 11 healthy mothers who were exclusively breastfeeding and determined that women three to six months postpartum require a minimum of 1.4 grams (g) of protein per 2.2 pounds of body weight per day. That means a 150-pound mom would need at least 96.7 g of protein daily.
- Iron: Postpartum anemia affects up to 80% of women worldwide, including in both developed and developing countries, and puts new mothers at increased risk of death. That said, in many cases, it’s preventable through iron supplementation. Fortified cereals, spinach, and oysters are loaded with iron. Drinking citrus juice or consuming vitamin C-rich foods may help with iron absorption. Your physician may also recommend iron supplements (ferrous sulfate, ferrous gluconate, or ferrous fumarate).
- Calcium: Half of U.S. women don’t consume enough calcium, which supports bone health and is especially critical during pregnancy and breastfeeding, as these periods can deplete calcium stores. It’s not only vital for women but also critical for a baby’s nutrition.
Largeman-Roth recommends aiming for 1,000 milligrams (mg) per day, which you’ll find in dairy products, almonds, leafy greens, and supplements. - Choline: Pregnancy can deplete a woman’s choline supply because most of the nutrient goes to her fetus. For this reason, newborns have three times the amount of choline as their mothers. Choline is vital for a baby’s brain and nervous system development. There’s some evidence that it may help close neural tubes and prevent defects such as spina bifida, anencephaly, and encephalocele. It may also support cognitive function.
But most pregnant and lactating women don’t get the recommended 550 mg of choline daily from their diets, and some individuals may need even more due to genetic factors. Since most multivitamins don’t contain choline, consuming choline-rich foods, such as eggs, meat, and certain legumes, is essential. - Potassium: A mineral found in many foods, potassium helps keep your body running smoothly by supporting heart and kidney function, muscle control, and nerve communication. It also has blood pressure-lowering effects among lactating women, who Largeman-Roth recommends get about 5,100 mg. And don’t limit yourself to potassium-rich bananas; you can also get the nutrient from potatoes, sweet potatoes, and oranges.
- Zinc: A mineral responsible for wound healing and germ fighting, zinc is essential for our well-being. Yet our body can’t produce it on its own, so it relies on zinc-rich foods, like meat, fish, and eggs. That can be an issue for vegetarians or vegans, especially those who eat a lot of otherwise healthful beans, whole grains, and nuts. These foods contain phytates, which can limit zinc absorption. However, soaking them in water for several hours before cooking can reduce phytate levels, helping your body absorb more zinc. Women who follow a plant-forward diet will especially benefit from zinc supplements.
Zinc deficiency isn’t just a problem for moms; it can also negatively affect babies. A mom’s low zinc levels can influence her infant’s zinc deficiency, with symptoms ranging from rashes and diarrhea to hair loss and disinterest in nursing. Getting about 12 mg a day from food and/or supplements should help avoid these complications, says Largeman-Roth. - Vitamin C: A key antioxidant, vitamin C, also known as L-ascorbic acid, plays a crucial role in producing collagen (essential for healthy skin and connective tissue), enhancing immunity, improving iron absorption, and protecting cells from damage by free radicals. Vitamin C deficiency causes scurvy, a serious condition marked by fatigue, easy bruising, bleeding gums, joint pain, and poor wound healing.
While it’s present in breastmilk, the amount depends significantly on the mother’s diet. Smoking and poor nutrition can reduce a mom’s ability to provide enough for her infant, which can result in impaired growth and development. However, supplementation can help reset levels.
You can get your vitamin C fix (about 120 mg per day for lactating moms) from fruits and veggies. Red peppers and oranges each boast more than 90 mg of the nutrient per serving, and it can also be found in fortified breakfast cereals.
Finally, don’t forget to hydrate, says Largeman-Roth. “You are making a dairy product after all. Aim for three liters per day.”
That’s not to say you need to drink three liters (or 12 glasses) of water. About 20% of your water should come from food. Choose hydrating fruits and vegetables, such as cucumbers, watermelon, tomatoes, celery, zucchini, strawberries, lettuce, broccoli, and peaches, which contain more than 90% water.
Is It Safe to Diet While Breastfeeding?
As you’re reading nutrition labels to ensure you’re getting the right amount of vitamins and minerals, you may find yourself zeroing in on calorie count. Don’t, says Largeman-Roth. It will lower your milk supply.
“It’s a tricky balance to get all the nutrients (and hydration) you need, while also getting back into fitness and still maintaining your milk output,” she says.
Breastfeeding mothers, in particular, require extra calories compared to pre-pregnancy women—about 330 more each day in the first six months after childbirth and an extra 400 daily in the second half of the first postpartum year. And don’t even think about intermittent fasting, says Largeman-Roth. Now, more than ever, your body needs essential nutrients for healing.
Exercise Guidelines for New Moms
Of course, nutrition is just one number in the equation; healthy postpartum fitness is also critical. However, it’s not the time to torch calories with intense workouts, says Largeman-Roth.
The American College of Obstetricians and Gynecologists (ACOG) provides clear guidelines for postpartum exercise. For example, after a healthy pregnancy and normal vaginal delivery, it’s typically safe and beneficial to begin exercising with six to eight weeks after giving birth. But pace yourself; even 10 minutes of exercise can benefit your body. Gradually work yourself up to at least 20 minutes of daily moderate-intensity exercise, such as walking, biking on a level surface, or participating in a Pilates or yoga class—just about anything that gets you to break a sweat while still being able to talk.
Check with your gym; they may offer specially designed postpartum fitness classes or exercise sessions where you can work out with your baby. If your body starts to hurt, it’s time to stop. Remember: Losing the baby weight is a gradual process; there’s no quick fix.
Baby Weight & the Emotional Toll on New Moms
More than 14% of women will experience perinatal depression, a mood disorder that occurs during pregnancy or within the first year after childbirth and encompasses prenatal and postpartum depression. A moderate to severe condition marked by a woman’s persistent sadness, low self-esteem, sleep and appetite disturbances, irritability, hopelessness, and difficulty bonding with her baby, perinatal depression is distinct from postpartum blues. The latter, also known as “baby blues,” is typically mild, begins within a few days after birth, lasts up to a few weeks, and often resolves without treatment.
There is some evidence that women who pack on too many pounds during pregnancy or engage in so-called emotional eating may be at greater risk for depression after childbirth. New mothers often engage in unhealthy eating patterns, including emotional eating (reaching for food in response to feelings), external eating (consumption triggered by certain sights or smells), and restrained eating (consciously restricting food intake). These behaviors are linked with adverse health outcomes like a higher BMI or diet-related disease.
And a mother’s postpartum depression may even contribute to her child’s emotional eating, according to a University of Illinois Urbana-Champaign study published in the January 2025 issue of Eating Behaviors. Nearly 400 women completed questionnaires assessing postpartum depression at six weeks after childbirth, their children’s emotional functioning at age 2, and eating behaviors at age 4. Researchers found that nearly 12% of the mothers met the criteria for postpartum depression. This condition—often marked by low responsiveness, high stress, and inconsistent caregiving—was linked to poorer emotional and inhibition control in children at 24 months, followed by a greater likelihood of overeating by 48 months.
If any of this sounds familiar, reach out to a healthcare provider right away. Support is available and can make a real difference.
Simple Ways to Eat Well and Feel Better Postpartum
So, what can you do? While research may show a potential link between emotional eating and postpartum depression, it’s not time to restrict what you eat. Focus instead on creating healthy habits that support your mental and physical well-being.
For example, says Largeman-Roth, it’s perfectly fine to enjoy a cookie right now. However, be sure to also keep nutrient-dense snacks, such as fresh fruit and vegetables, nuts, yogurt, and whole grains (like overnight oats), readily available.
“You want to keep your energy steady and eat every three to four hours, so you don’t get hangry,” she says. “I recommend stocking your freezer and pantry before the baby arrives and having some kind of plan for after you come home. That might mean using a meal delivery service for a few weeks or having your partner cook meals for you. You will definitely not have time to do more than toast bread and make instant oatmeal.”
Ignore the “Bounce Back” Hype
From filtered Instagram selfies to sensational tabloid headlines, the pressure to “bounce back” after pregnancy is hard to escape. But look behind those carefully curated images, and you’ll discover that everyone’s journey is different. Postpartum recovery is personal, and it’s not something you can or should rush.
Don’t give in to social pressure, says Largeman-Roth. After all, it’s your body.
She offers three key coping strategies.
- Unfollow toxic social media. Yes, there are plenty of new moms happy to show off their hot post-pregnancy bodies. But comparing yourself is unhealthy and sets unrealistic expectations.
- Stay away from the scale. “You’ll know you’re losing weight, or not, by the way your clothes fit,” she says.
- Ease back into your fitness routine—but only after your doctor clears you. “Regular exercise will help improve your mood, and it’s also some well-deserved ‘me time,’” she says.
How Long Does It Take to Lose Baby Weight?
When it comes to shedding post-pregnancy pounds, you may feel like a kid in the backseat of a family car, asking, “Are we there yet?” The answer: It depends. There is no set roadmap for the postpartum weight loss journey.
“You can expect to lose the weight you gained in pregnancy in anywhere from six months to a year postpartum,” she says. “But even if your baby just turned a year old and you haven’t shed the weight, please don’t fret. Everyone has their own timeline for this transitional time.”
Bottom line: Weight loss may feel like a long road trip, but healing and reclaiming your energy are the true destination. Remember: It’s your body, so listen to it. And don’t be afraid to ask for help along the way.
By prioritizing nourishment and recovery, you’re not only honoring your timeline, but you’re also fueling yourself for what comes next: being the best mom you can be.