Gas, Bloating, and Abdominal Distension in Perimenopause and Menopause

Why It Happens, Why It’s Not “Just Food,” and What You Can Do About It

“I Know This Sounds Embarrassing, But…”

She lowers her voice.

“I feel bloated and gassy by the end of every day. My stomach sticks out. My clothes don’t fit right. I feel uncomfortable, lethargic, and honestly… unattractive.”

She’s quick to add: “I don’t eat terribly. I haven’t had surgery. Nothing has really changed—except my hormones.”

And she’s right.

Gas and abdominal distension are some of the most common—and least talked about—complaints in perimenopausal and menopausal women. Not because they’re rare, but because women are often embarrassed to bring them up or have been told to “just avoid certain foods.”

The truth is: 👉 This is not something you just have to live with.

👉 And it’s rarely just about the food.

What’s Actually Causing Abdominal Gas and Bloating?

Gas and abdominal distension are the result of complex interactions between:

The food you eat

Your gut microbiome

Digestive secretions (stomach acid, bile, enzymes)

Gut motility

Nervous system signaling

Hormonal changes

Stress and cortisol levels

When any one of these systems is off, gas and bloating can follow. When several are off—as often happens in perimenopause and menopause—symptoms can escalate quickly.

It’s Not Just “What You Ate” — It’s How Your Gut Is Handling It

Gas is produced when food is:

Poorly digested

Fermented excessively by gut bacteria

Moving too slowly or too quickly through the GI tract

Even foods you’ve tolerated for years can suddenly cause symptoms if:

Stomach acid is low

Bile flow is impaired

Digestive enzymes are insufficient

The gut microbiome has shifted

Gut motility has changed

And yes—all of these are influenced by hormones.

The Gut–Brain Axis: Why Stress Makes Bloating Worse

The gut and brain are in constant communication through the gut–brain axis, involving:

The vagus nerve

Neurotransmitters

Hormones

Immune signaling

When stress is high:

Blood flow is diverted away from digestion

Motility becomes irregular

Sensitivity to gas increases

The gut becomes more reactive

This is why bloating often worsens:

Later in the day

During high-stress periods

Around hormonal fluctuations

It’s not “in your head.”

It’s neurophysiology.

Hormones, Perimenopause, and the Estrobolome

One of the most overlooked contributors to midlife gut symptoms is the estrobolome.

The estrobolome is the collection of gut bacteria involved in:

Metabolizing estrogen

Regulating how estrogen is reabsorbed or eliminated

During perimenopause and menopause:

Estrogen levels fluctuate and decline

The estrobolome often becomes dysregulated

Estrogen metabolism becomes inefficient

This can lead to:

Increased bloating

Gas

Constipation or diarrhea

Estrogen-dominant or estrogen-deficient symptoms

Worsening PMS-like symptoms despite no longer cycling normally

This is why women often say:

> “I never had gut issues before—why now?”

Hormones change the environment of the gut.

Sidebar: A Special Population — Women Without a Gallbladder

Women who have had a cholecystectomy (gallbladder removal) deserve special attention—and far more education than they typically receive.

The gallbladder stores and concentrates bile. Without it:

Bile trickles continuously instead of being released in response to meals

Fat digestion can become impaired

The small intestine environment changes

This increases risk for:

Bloating and gas

Diarrhea or constipation

Indigestion

IBS-like symptoms

Small Intestinal Bacterial Overgrowth (SIBO)

Additionally:

Scar tissue (adhesions) can alter gut motility

Poor bile flow can worsen microbiome imbalance

For these women, proper evaluation is critical. Blindly cutting foods or adding random supplements often makes things worse.

Why Functional Gut Testing Can Be a Game Changer

At Antigravity Wellness, we don’t guess.

Functional gut testing allows us to evaluate:

Microbiome balance

Overgrowth of bacteria or yeast

Digestive enzyme function

Inflammation

Bile acid patterns

Pathogens or opportunistic organisms

This helps us decide:

When dietary changes are appropriate

When digestive enzymes or bile support are needed

When antimicrobials are indicated

When stress and nervous system work must come first

When to Escalate to Conventional Testing

Functional and traditional medicine are not opposites—they are complements.

There are times when FDA-approved testing is absolutely indicated, such as:

H. pylori breath testing for persistent upper GI symptoms

Imaging or endoscopy for red-flag symptoms

Stool pathogen testing when infection is suspected

Ignoring chronic bloating and gas is not benign. These symptoms can indicate underlying pathology and deserve proper evaluation.

A Case Study from Antigravity Wellness

A woman came to us exhausted.

Every evening she felt:

Bloated

Gassy

Heavy

Uncomfortable in her own body

She had already tried:

Eliminating foods

Probiotics

Digestive teas

Over-the-counter supplements

Nothing stuck.

Through comprehensive evaluation, we identified:

Gut dysbiosis

Impaired digestion

Hormonal imbalance

Micronutrient deficiencies

Chronic stress driving gut reactivity

Her care plan included:

Targeted functional gut testing

Hormone and micronutrient evaluation

Strategic dietary changes (not restriction)

Digestive support

Stress and nervous system regulation

Ongoing coaching and monitoring

Within three months, her symptoms resolved.

She no longer ended her days bloated, gassy, or defeated. She felt energized, comfortable, and confident again.

About Antigravity Wellness

At Antigravity Wellness, we specialize in:

Gut health and hormone health for women

Perimenopause and menopause care

Root-cause evaluation

Personalized, evidence-based treatment plans

Simplifying—not overwhelming—your health journey

If you’re experiencing gut symptoms alongside hormonal changes, you do not have to normalize suffering.

👉 Take our Readiness Questionnaire to see if we’re the right fit for you.

References

1. Mayer EA. The gut–brain axis: bidirectional communication and clinical implications. Gastroenterology. https://doi.org/10.1146/annurev-med-042320-014032

2. Cryan JF, et al. The microbiota–gut–brain axis. Physiological Reviews. https://journals.physiology.org/doi/full/10.1152/physrev.00018.2018

3. Plottel CS, Blaser MJ. The Intestinal Microbiome and Estrogen Receptor–Positive Female Breast Cancer. https://academic.oup.com/jnci/article/108/8/djw029/2457487

4. Quigley EM. Gastrointestinal Motility: An Academic and Research Perspective. https://karger.com/Article/PDF/92874

5. DiBaise JK, et al. Role of bile acids in gut microbiota. Neurogastroenterology & Motility. https://www.elsevier.es/en-revista-annals-hepatology-16-pdf-download-S1665268119310403

6. Matthew Bohm. Diagnosis and management of small intestinal bacterial overgrowth. https://pubmed.ncbi.nlm.nih.gov/23614961/

Medical Disclaimer

This article is for educational purposes only and does not constitute medical advice. Gastrointestinal symptoms may indicate underlying medical conditions. Always consult a qualified healthcare provider before initiating or changing any treatment, supplement, or diet.

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