Constipation is one of those topics people avoid talking about — even with their doctor. But what’s happening inside your body when your bowels aren’t moving is worth understanding, because the chronic constipation symptoms most people experience go far beyond feeling bloated and uncomfortable.
As a gut health naturopath in Australia working with clients via telehealth across the country, I see the downstream consequences of chronic constipation every single day. Here are five of the most significant things that happen to your body when you aren’t pooping regularly — and why addressing it matters more than most people realise.
1. Your microbiome shifts — and not in a good way
Your gut microbiome is exquisitely sensitive to transit time. When stool moves through your colon slowly, the bacterial environment changes. Research shows that slow transit is associated with a reduction in beneficial bacteria — particularly butyrate-producing families like Lachnospiraceae and Faecalibacterium prausnitzii — while methane-producing organisms like Methanobrevibacter smithii can increase.
Here’s where it gets circular: methane itself further slows gut motility, which means the longer things sit, the harder it becomes to get them moving again. Meanwhile, reduced butyrate production means less fuel for the cells lining your gut wall — setting up the next problem.
2. Your gut lining becomes more vulnerable
Chronic constipation is associated with increased intestinal permeability, which many people know as leaky gut. When transit is slow and the microbiome is disrupted, the integrity of the gut lining can be compromised. This allows substances that should stay inside the digestive tract to pass into the bloodstream, triggering low-grade systemic inflammation.
This is one of the key mechanisms linking constipation to symptoms that seem completely unrelated to digestion — skin conditions, hormonal disruption, fatigue, and mood changes, among them. The gut lining and skin connection, in particular, is one I see play out clinically time and again.
3. Diverticulitis risk increases
When you strain repeatedly to pass hard, dry stools, significant pressure builds up inside the colon. Over time, this can cause small pouches — called diverticula — to form in the walls of the colon. These pockets can collect waste and become inflamed or infected, a condition known as diverticulitis.
Diverticulitis can range from uncomfortable to seriously unwell, and in severe cases requires hospitalisation. While genetics and age play a role, chronic constipation and straining are well-established contributing factors. This is one of the reasons I encourage people not to normalise straining — it isn’t just uncomfortable, it has real structural consequences over time.
4. Your hormones get recycled instead of eliminated
Your bowel is one of your primary elimination pathways for used hormones — particularly oestrogen. When transit is slow, oestrogen that should be excreted gets reabsorbed through the gut wall and recirculated in the body instead. This is one of the connections I investigate regularly as a gut health naturopath in Australia — constipation and hormonal health are far more intertwined than most people realise.
This oestrogen recirculation can contribute to hormonal imbalance — including symptoms like PMS, heavy periods, breast tenderness, perimenopausal difficulties, and mood disruption. It’s one of the reasons I often find constipation sitting quietly in the background of hormonal health complaints, and why getting the bowel moving is frequently part of the hormonal picture — not separate from it.
5. Your skin, mood, and energy all take the hit
When your primary elimination pathway is sluggish, the effects ripple outward. Three of the most common places clients notice it:
Skin — The gut-skin connection is well established in the research. Chronic constipation has been linked to acne, eczema, rosacea, psoriasis, and dermatitis. Your skin is an elimination organ, and when the bowel isn’t doing its job, the skin can end up compensating.
Mood and sleep — The gut-brain axis is bidirectional. A struggling gut can contribute to anxiety, low mood, and disrupted sleep — and these in turn can worsen gut motility, creating another frustrating loop.
Energy — Reduced short-chain fatty acid production — particularly butyrate — affects cellular energy at a fundamental level. Many clients with chronic constipation describe fatigue that doesn’t resolve with rest, and this is frequently part of why.
What to do when chronic constipation symptoms won’t budge
The good news is that constipation is rarely something you simply have to accept. There are usually identifiable drivers — whether that’s diet, hydration, movement, gut microbiome dysbiosis, SIBO, pelvic floor dysfunction, stress, or hormonal factors. As a SIBO naturopath and gut health specialist, I use microbiome testing, breath testing, and a thorough case history to uncover exactly which of these drivers is at play for you — because that changes everything about the approach.
Some places to start today:
- Bowel positioning — use a footstool to bring your knees above your hips; this puts the colon in its most anatomically ideal position for elimination
- Hydration — aim for 2–3 litres of filtered water daily
- Fibre — include both soluble and insoluble sources; kiwifruit, flaxseeds, oats, dragon fruit, and berries are among the best-evidenced options
- Magnesium bisglycinate or citrate — supports the osmotic draw of water into the bowel and eases stool passage
- Movement — regular physical activity has a direct positive correlation with bowel movement frequency
- Vagal nerve support — diaphragmatic breathing, humming, and cold water to the face can all help stimulate the vagus nerve and support gut motility
Want the complete picture? My guide Get Things Moving covers the 10 root causes of chronic constipation — including SIBO, gut microbiome dysbiosis, pelvic floor dysfunction, hormonal drivers, and the stress-gut connection — plus the specific foods with the strongest clinical evidence and foundational strategies you can start today. Every recommendation is backed by peer-reviewed research. [Download your copy for $37 AUD]
If you’ve tried the basics and things still aren’t shifting, that’s a sign there’s something deeper to investigate. As your gut health naturopath in Australia who has extensive experience in chronic constipation, I’d love to help you get to the bottom of what’s really driving it.
You can also support your bowel daily with [BetterMe Tea] — my naturopath-formulated herbal tea designed to promote healthy gut function and ease of elimination.