What is PCOS Belly?

No matter who you are, chances are your body has changed quite a bit since your early 20s. Losing weight can be difficult for anyone and changing over two decades of established lifestyle habits can be super overwhelming. And, if you’re a woman with polycystic ovary syndrome (PCOS), now called polyendocrine metabolic ovarian syndrome (PMOS), losing weight is even more difficult. 

PMOS is a hormonal disorder that affects up to 20% of women of childbearing age. It impacts everyone a little differently depending on their PMOS type, but some of the main symptoms of include infertility, irregular menstural cycles, acne, and abdominal weight gain, often called “PCOS belly.” 

I’m Tallene, a Registered Dietitian and woman with PMOS myself. I’ve spent years helping thousands of women find real relief with their PMOS symptoms and learn more about the condition itself. Below, we’re discussing one important symptom: PMOS belly. I’ll talk about what it is, why it happens, and what you can do to support your PMOS relief plan.

What Is PCOS Belly?

PCOS/PMOS belly is the disproportionate accumulation of abdominal fat in a woman with polyendrocrine metabolic ovarian syndrome. A woman can totally have increased body fat and weight gain elsewhere, but for many with PMOS, there’s a higher concentration on the belly. It’s usually the hardest to get rid of too! Even when you achieve your ideal body mass index (BMI) you may still have the stubborn pouch of belly fat.

A big part of the conversation around PMOS belly is visceral fat, which is fat stored deeper in the abdomen around your internal organs rather than the subcutaneous fat that sits directly beneath the skin. Research has found that women with PMOS often show greater abdominal or central fat accumulation, including women who aren’t classified as overweight.

Visceral fat can make the stomach appear rounder or feel firmer than the soft fat you can pinch beneath the skin. However, you cannot tell for certain whether abdominal fat is visceral just by ouching or looking at your belly. Instead, imaging such as MRI or CT is needed to actually distinguish visceral from subcutaneous fat, and research comparing women with and without PMOS has found mixed results when imaging methods are used.

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What Causes PCOS Belly?

There isn’t one specific cause of PMOS belly. Your hormones, insulin sensitivity, sleep, stress, genetics, and overall lifestyle can all influence where your body stores fat. Here’s how this may look?

Stress

Stress triggers your hypothalamic-adrenal (HPA) axis, which releases cortisol as part of your body’s stress response. When stress becomes chronic, changes in cortisol and other stress pathways may contribute to insulin resistance, inflammation, and visceral fat accumulation. This is part of why stress and PMOS symptoms can feel like such a frustrating cycle. Stress can affect metabolic health, while managing difficult PMOS symptoms can create even more stress.

High Testosterone

Higher androgen levels, including testosterone, are one of the hallmark hormonal features of PMOS. Research suggests androgen excess may encourage a more central pattern of fat storage, while abdominal fat and insulin resistance can, in turn, contribute to higher androgen production. This is one reason your body shape may change even if the number on the scale hasn’t moved dramatically.

Insulin Resistance

Insulin resistance is another major factor behind abdominal weight gain with PMOS. When your cells don’t respond to insulin efficiently, your body produces more insulin to keep your blood sugar regulated. High insulin levels can make fat storage easier and are closely connected with the hormonal and metabolic changes seen in PMOS.

Insulin resistance can also occur in women with PMOS who are not “overweight,” so you don’t necessarily have to see significant weight throughout the rest of the body for it to be affecting you.

Poor Sleep

Poor sleep is another piece of the puzzle. Women with PMOS are more likely to experience sleep disturbances, and inadequate or disrupted sleep may worsen insulin resistance, appetite regulation, and fat accumulation. Sleep problems and PMOS can also feed into each other. PMOS is associated with an increased likelihood of obstructive sleep apnea, while poor sleep itself can make metabolic symptoms harder to manage.

What Does PCOS Belly Look Like?

How PMOS belly looks like depends on the person, but simply put, PMOS belly describes extra body weight around the midsection that can look disproportionate to the rest of the body. It often creates an apple shape, where more weight sits around the waist and abdomen than around the hips and legs. For some women with PMOS, the belly may look larger and feel bloated or prominent. For others, it can be relatively small but still look noticeably rounder than the rest of their body.

Deeper abdominal fat may make the stomach feel firmer, while subcutaneous fat tends to feel softer and more punchable. And yes, you can have PMOS belly even if you’re otherwise “slim!” Someone with smaller arms, legs, and hips can still notice more fat collecting around the midsection.

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If you’re interested in learning more about what may be contributing to your unique symptoms, take my free “What’s Your PMOS Type?” quiz. Knowing what type of PMOS you may have allows you to focus on what’s causing symptoms, what you may need to put your focus toward, and what may make the biggest difference in symptom relief.

PCOS Belly vs. Normal Belly

PCOS/PMOS belly isn’t an official medical diagnosis, and having belly fat doesn’t automatically mean you have PMOS. The main difference we’re talking about here is the tendency toward central fat accumulation alongside the hormonal and metabolic symptoms of PMOS.

It’s also different from ordinary bloating. Bloating can make your stomach suddenly look larger because of gas, constipation, digestion, or fluid retention, and it may come and go throughout the day or around different parts of your menstrual cycle. Visceral and subcutaneous abdominal fat doesn’t disappear after digestion or once your period ends.

For more information, read my guide, “PMOS Bloating.“

PCOS Belly on a Skinny Body

You absolutely can have PCOS (PMOS) belly at a standard BMI. In fact, insulin resistance can occur in women with PMOS independently of obesity, and research has found increased abdominal fat deposits in some non-obese women with PMOS.

That means the scale can look completely “normal” while your body shape tells a different story. You might have slim legs, arms, and hips, but notice more fat accumulating around your waist. This is also why BMI alone doesn’t give you the full picture of metabolic health.

How to Get Rid of PCOS Belly 

Manage your blood sugar levels. 

The main way to get rid of PCOS (PMOS) belly fat is to stop the cycle of stress, insulin resistance, and your other PMOS symptoms. The body produces stress hormones in response to physical or emotional stressors, and chronic stress may contribute to changes in insulin sensitivity, inflammation, and fat storage. At the same time, insulin resistance and PMOS symptoms can create even more physical and emotional stress. See the vicious cycle?

So, in order to stop the cycle, one important place to start is managing your blood sugar. Insulin resistance is when your body’s cells don’t respond to insulin as efficiently as they should, meaning your body has to release more insulin to manage glucose. You can help improve insulin sensitivity and support PMOS weight loss by building meals around protein, fiber, healthy fats, and lower-glycemic carbohydrates while cutting back on excess added sugar and heavily processed foods.

P.S. Doing this can also support your long-term metabolic health since PMOS and insulin resistance are associated with a greater risk of type 2 diabetes and cardiovascular risk factors.

Start measuring your hip to waist ratio.

Jumping on the scale isn’t always an accurate reflection of your weight loss progress because there are just too many factors that can throw off the number and then throw you off for the rest of the day! Instead, measuring your waist to hip ratio helps you understand changes in central fat distribution over time.

A waist-to-hip ratio around 0.87 or higher can indicate greater central fat distribution and cardiometabolic risk, although there is no single ratio that diagnoses visceral fat or PMOS belly, and cutoffs vary depending on the population being studied.

So, grab a measuring tape and:

• Breathe out.
• Use a tape measure to check the distance around the smallest part of your waist just above your belly button. This is your waist circumference!
• Measure the distance around the largest part of your hips. This is your hip circumference.
• Divide your waist measurement by your hip measurement to calculate your wait to hip ratio.
• Then, download The Cysterhood app and input your data in our WHR Ratio Tracker! This way you can track your progress and learn how to lose weight with PCOS, with the added benefit of gluten and dairy free recipes and PCOS friendly workouts

Consider getting a blood test.

To really know what’s going on inside your body, it’s a good idea to get lab work done. It can tell you your exact hormone levels that could be contributing to your weight gain, PCOS belly, or any other symptom. It gives you a great starting point, so you know how to curate the right natural treatment plan for your unique body. Plus, you can take the test later on in your healing journey to have real data to show your progress!

I recommend this blood test from EquiLife. It’ll test all the PMOS-related hormones from estrogen and testosterone to cortisol and insulin.

Take the right supplements.

Supplements can also help support your body and get it out of this fight-or-flight mode. Make sure you discuss new supplements with your doctor before beginning, but here are some beneficial supplements for people with PMOS and how they could help: 

• Lowers male hormones (androgens): zinc and omega-3
• Reduces insulin resistance: Inoistol, vitamin C, probiotics, magnesium, and chromium
• Maintains hormone balances and more: Adrenal support and vitamin D3

You can get many of these nutrients from Metabolism Plus Daily Multi and adding Berberine Advanced and Inositol Complete 40:1 to the mix. This can help give you well-rounded support for lowering blood sugar, improving hormone levels, and easing symptoms overall. All of these supplements were specifically designed for a PMOS body by an RD with PMOS.

Reduce your stress levels and caffeine intake. 

As I mentioned, stress is a main component of that cycle. So, when you can manage stress, you’ll probably see big improvements in hormone balance, insulin resistance, high blood pressure, and weight management! To de-stress, try meditating, getting out in nature, doing things you love, exercising, and resting. Here are more self-care ideas for women with PCOS.

I also included caffeine here, because caffeine is actually a big contributor to stress. It works by increasing the cortisol (stress hormones) in our bodies to make us more awake and alert. However, too much has us feeling anxious, wired, and stressed. So, try reducing your caffeine. After you’ve had too much, it won’t help you stay awake anyway, it’ll actually cause adrenal fatigue and trigger your body to pack on the pounds. 

Do low-impact, full-body workouts. 

Full-body workouts and strength training can be a great way to burn a lot of energy and, therefore, fat! However, I don’t recommend doing a lot of high-impact intense workouts that get your heart pumping. That can raise your cortisol levels and throw you back into that insulin resistance cycle. 

The best exercises for PCOS include slow-weighted workouts, yoga, pilates, light cardio, and walking. All pretty easy, right? If you need more guidance, listen to this episode of A Cyster and Her Mister where I discuss the Dos and Don’ts of PCOS exercise. Then, download The Cysterhood app for all of my PCOS workout plans! 

Get 8 hours of good sleep. 

Sleep is essential for weight loss. It helps manage your insulin sensitivity, hormone balance, and stress levels. I recommend turning off screens in the evening, creating a calming nighttime routine, and going to bed early enough to get a full 8 hours. 

With PCOS, I know that is easier said than done, because women with PCOS are at a much higher risk of experiencing sleep issues over the average woman. Here’s more on how to improve sleep with PCOS. Once you get sleep under control, losing that belly fat will get easier! 

Eat well with an intentional diet. 

Finally, the right food can help women with PMOS lose PMOS belly fat. Your diet shouldn’t be super restrictive, stressing out your body more. Plus, every diet needs to be just as much about what you should eat and not so much about what you shouldn’t eat. 

I recommend you consider an anti-inflammatory gluten- and dairy-free diet that includes a lot of PMOS-friendly foods. It can address some of the root causes of symptoms, helping you potentially find tons of symptom relief even beyond weight loss. You can learn more about my PCOS diet plan here.

PCOS Weight Loss Belly Fat Results 

If you need proof that you can do this, look at one of our Cysters Kristi! She downloaded The Cysterhood app, joined our community, and started her natural PCOS healing journey in 2021. With the help of the PCOS Weight Loss resource, she figured out the lifestyle changes she needed to make to see that PCOS belly melt away. It’s pretty amazing! This can be your story too!

Why PCOS Belly Matters for Your Health

PCOS (PMOS) belly isn’t only about how your stomach looks. Visceral fat is metabolically active, and greater amounts of abdominal fat are associated with insulin resistance and an increased risk of metabolic complications. Over time, that can mean a greater risk of type 2 diabetes, heart disease, and high blood pressure. PMOS is also associated with a higher prevalence of obstructive sleep apnea, as I mentioned above, particularly when insulin resistance and excess weight are present.

That doesn’t mean having a round belly guarantees you’re going to develop one of these conditions. It simply gives us another reason to focus on your metabolic health rather than obsessing over a specific number on the scale.

PCOS Belly FAQs

How long does it take to lose PCOS belly?

There isn’t one set timeline because it depends on your starting point, insulin sensitivity, hormones, sleep, nutrition, activity level, genetics, and other factors. Focus on sustainable habits you can maintain for months rather than expecting one supplement or diet change to flatten your stomach in a few weeks.

Can you have PCOS belly and be thin?

Absolutely. Women at a standard BMI can still experience insulin resistance and abdominal fat accumulation with PMOS, so you can have a smaller body overall while carrying proportionally more weight around your midsection.

Is PCOS belly hard or soft?

It can be either. Visceral fat sits deeper inside the abdomen and may contribute to a firmer, rounder appearance, while subcutaneous fat is softer and can usually be pinched. But you can’t reliably determine which type of fat you have based on how your stomach feels alone.

Does birth control help with PCOS belly?

Hormonal birth control can help manage some PCOS (PMOS) symptoms, such as irregular periods, acne, and excess androgen symptoms, but it isn’t specifically a treatment for visceral fat or abdominal weight loss. It’s also important to remember that for many women with PMOS, after discontinuing birth control, symptoms often come right back. (In other words, birth control isn’t a cure for PMOS!)

Can PCOS belly go away completely?

You can absolutely reduce abdominal fat and improve your body composition, but no plan can guarantee exactly where your body will lose fat or what your stomach will look like afterward. A better goal is improving insulin sensitivity, metabolic health, strength, energy, and other PMOS symptoms alongside any changes you see around your waist.

PCOS belly can be hard to lose, but with the right lifestyle and diet changes, you can make progress!

There are few things as frustrating as doing everything you’re “supposed” to do to lose weight, and seeing zero progress. This is the experience most women with PMOS have with weight loss! However, your body is unique and requires a unique approach to weight loss. Start your journey here with us at The Cysterhood and my tips for losing weight with PCOS! We’ll help support you the whole way, and I’ve got tons of resources to make weight loss easier and more effective for women with PCOS.

Also, don’t forget that you can take my free “What’s Your PMOS Type?” quiz to learn more about root causes, symptoms, and the condition itself. You got this!

Medically reviewed by Tallene Hacatoryan, MS, RD, CLT

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Medical disclaimer: This content is for educational purposes only and is not medical advice. Always talk to your doctor before starting any supplement, especially if you take medications, are pregnant, or are trying to conceive.

Supplement disclaimer: These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.