The Connection Between Gut Health, Trauma, and Perimenopause

Posted on Aug 11, 2025 | 0 comments

In recent years, science has uncovered a powerful link between the gut, brain, and hormones – especially relevant for women navigating trauma recovery and the turbulent transition of perimenopause.

At the heart of this connection lies the gut-brain axis, a complex communication system between your digestive system and central nervous system. Understanding how gut health influences hormone regulation, mood, and trauma healing was a game-changer when I was looking to restore balance during perimenopause.

This is what I learned.

What Is the Gut-Brain Axis?

The gut-brain axis is the two-way communication pathway between your gastrointestinal tract and your brain. This system is mediated through hormones, neurotransmitters, and the gut microbiome – the trillions of bacteria living in your digestive tract.

These microbes aren’t just passive passengers; they play a key role in everything from mood regulation to immune function and hormonal balance.

How Gut Health Affects Hormones and Mood

During perimenopause, estrogen and progesterone levels fluctuate dramatically, often leading to mood swings, anxiety, brain fog, and sleep disturbances (I’ve experienced all of this). What many women don’t realize is that gut health directly affects how these hormones are metabolized and balanced in the body.

A healthy gut microbiome helps:

Regulate estrogen levels through a group of bacteria called the estrobolome.
Produce neurotransmitters like serotonin (90% of which is made in the gut), which impacts mood and emotional well-being.
Reduce systemic inflammation, which can worsen hormonal symptoms and trauma-related stress responses.

Trauma and the Gut

Unresolved trauma – especially chronic or early-life trauma – can reshape the gut microbiome. The body’s stress response impacts digestion and gut permeability (often called “leaky gut”), leading to nutrient malabsorption, increased inflammation, and dysbiosis (an imbalance in gut bacteria).

In turn, this imbalance can amplify the effects of trauma, making emotional regulation more difficult and increasing sensitivity to hormonal shifts during perimenopause.

Signs of Gut-Hormone Imbalance

If you’re experiencing:

Bloating, gas, or digestive discomfort
Fatigue or brain fog
Mood swings or anxiety
Irregular or heavy periods
Trouble sleeping

…it could be a sign that your gut and hormones are out of sync. Be sure to talk to your doctor about it first. But here are some simple tips you can do to help bring balance back.

How to Restore Balance Through Food and Lifestyle

The good news? You can support gut health – and by extension, hormonal and emotional health – through daily choices. Here’s how:

Eat a fiber-rich, plant-based diet.
Load up on leafy greens, cruciferous vegetables, legumes, and whole grains to feed beneficial gut bacteria.
Incorporate fermented foods.
Yogurt, sauerkraut, kimchi, kefir, and kombucha introduce healthy probiotics into the gut.
Limit sugar and processed foods.
Excess sugar and overly processed foods can promote the growth of harmful bacteria and increase inflammation.
Manage stress.
Try yoga, breathwork, or mindfulness meditation to calm the nervous system and protect the gut-brain axis. Even a 10-minute walk outside can work wonders.
Prioritize sleep and movement.
Both support healthy microbiomes and balanced hormone levels.

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Supplements that Support Gut Health.

I’ve been using Colostrum with Collagen Peptides for over a year now, this made a huge difference for me. Read more on if Colostrum is right for you here. Explore other probiotics and prebiotics that may be right for you with your doctor.

Our Gut Health Is Connected

The connection between gut health, trauma, and perimenopause is deeply intertwined. By supporting your gut, you’re not only easing hormonal transitions – you’re creating space for deeper healing and emotional resilience. Trust your body. Nourish it. And let your healing begin from the inside out.

Cheers!

Malibu Mama Loves

PS – If you feel like you may have some trauma work to do, start here with my 2 minute Do I Have Unhealed Trauma Quiz. Let’s walk this journey together.

PPS – There are affiliate links in this post, thank you in advance for supporting this blog and trusting me – because I only partner with brands I truly believe in (and take daily).