Gut testing for fertility: what it can and can’t tell you

Bloating most days. Bowels that never quite settle. Feeling “off” after meals and being told it’s just stress. If that sounds familiar, you’re not alone. This guide walks you through the gut testing I use, what it can show, and how we turn your results into a plan that fits your real life.

Why your gut matters

• Nutrient absorption: your gut is where the nourishing food you eat is actually absorbed and put to work.
• Inflammation and immunity: much of your immune system sits along the gut lining, so gut balance can influence inflammation right through the body.
• Hormone balance: gut microbes help process and clear hormones like estrogen, so gut health and hormone health are closely linked.

Could this be for you?

• You’re bloated most days, not just after a big meal.
• Your bowels swing between constipated and loose.
• You “eat healthy” and still don’t feel right.
• You’ve had lots of antibiotics over the years.
• You’re preparing for pregnancy or IVF and want strong foundations.
• You have hormonal concerns and want the bigger picture.

You don’t need symptoms to test, and you don’t need a test to start feeling better. On a free discovery call I’ll tell you honestly which option suits you.

The test I use

The Advanced Microbiome GutIQ is an at-home stool test through i-screen, an Australian health testing service. Most stool tests check a set list of organisms. This one reads all the microbial DNA in your sample (shotgun sequencing), screening against more than 28,000 species. You collect one sample at home, with no clinic visit, and results take about two weeks.

What it looks at

• Diversity: how many different species live in your gut and how evenly they’re balanced.
• Beneficial bacteria: levels of helpful species such as Bifidobacterium, Lactobacillus, Akkermansia and Faecalibacterium.
• Gut function: markers for inflammation, digestion, gut immunity and the gut barrier.
• Short-chain fatty acids: what your microbes make when they ferment fibre.
• Unwanted guests: screening for harmful bacteria, gut viruses, yeasts, parasites, worms and H. pylori.
• Microbe activity: what your microbes can produce, such as histamine.

Good to know

• It’s not a diagnosis. A microbiome test describes your gut community. It’s most useful read alongside your symptoms, history and professional guidance.
• It’s not bowel cancer screening. If you have blood in your stool, unexplained weight loss, ongoing pain or a lasting change in bowel habits, please see your GP first.
• Some infections are notifiable. If one is found, the lab reports it to public health as required by law, and I’ll ask you to take that result to your GP.

Two ways to work on your gut

• Gut Health Assessment: personalised gut support based on your symptoms, history and lifestyle. No testing needed.
• Advanced Gut Health Investigation: advanced microbiome testing plus a plan built on your results.

Details and pricing are on the Work With Me page. The full guide is below, and it’s free to read and download.

General information only, not medical advice. Nutrition support works alongside your medical care.