Gut & Microbiome Testing
Advanced metagenomic testing to understand your gut ecosystem and a clear pathway for how you'd like your results managed.
Gut & Microbiome Testing
Gut microbiome testing is one of the most advanced ways to assess digestive health and uncover the root causes of ongoing gut symptoms. We offer comprehensive microbiome and stool testing in Australia (including Microbiome Explorer) to help identify dysbiosis, inflammation, IBS drivers, and microbial imbalances. By exploring your unique gut microbiome, we can gain deeper insights and create personalised, evidence-based strategies to improve your overall health and wellbeing.
Step 1 · Choose your test
Microbiome Explorer Comprehensive
Australian adults (18+). Whole-genome metagenomic sequencing profiles your microbiome to species level – its diversity, the species present, and the functional pathways. Includes biomarker panel (7 markers) and PCR pathogens.
$549 + postage
Microbiome Explorer Essential
New Zealand Adults, and Australian children under 6. Whole-genome metagenomic sequencing, mapping your microbiome to species level – its diversity, the species present, and the functional pathways.
$467 + postage
Step 2 · Choose how you'd like your results interpreted
Option One
Full consultation with Dr Brad Leech
A live 90-minute review of your complete results, with the drivers behind your symptoms explained in plain language and a personalised plan built around them.
90-minute live consultation with Brad
Full interpretation of your results and imbalances
A personalised diet, lifestyle, and supplement plan
Clear, prioritised next steps
Best for — you want personalised support and to know exactly what to do next.
Option Two
Microbiome Written Summary
A detailed written report of your results your key microbial imbalances and the top recommendations for your profile, delivered to your inbox.
Detailed written summary of your results
Your identified imbalances, explained
Top recommendations for your profile
Yours to keep and act on in your own time
Best for — you're confident putting recommendations into practice yourself.
Option Three
Take it to your own practitioner
No added fee
Order the test on its own and take your results to the clinician of your choosing no interpretation from Brad included.
Your full results, released to you
Share with any clinician you choose
No consultation or written summary included
Best for — you already work with a practitioner who'll guide treatment.
Step 3 · Complete your submission form
Tell us how to handle your results
This is how we know what to prepare for you. Choose your option below and share the details we need to interpret your results.
Frequently Asked Questions
Still have questions? Take a look at the FAQ or if you have any questions please contact Dr Brad Leech
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The Microbiome Explorer Comprehensive is $549 for Australian adults, and the Essential is $467 for New Zealand adults and Australian children under 6 (plus postage). You can add a written summary of your results for $99, or a full 90-minute consultation with Brad for $650.
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Yes. Your kit arrives with everything you need; you collect a small sample at home and post it back to the lab in the packaging provided.
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Results generally take a 4 weeks to return from the lab. If you're booking a consultation, schedule it at least four weeks after you send your sample so your results are ready to review.
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The consultation is a live 90-minute review with Brad, with a personalised plan and the chance to ask questions as you go. The written summary is a detailed report you read in your own time, the same quality of interpretation, without the live session and on going support.
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Yes. You can order the test on its own and take your results to any clinician. If they'd like support reading microbiome reports, Brad also trains practitioners through The Academy by Dr Brad Leech.
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Brad is a PhD-qualified clinical nutritionist and the Lead Clinical Educator at Microba, the laboratory behind the Microbiome Explorer. He trains practitioners across the country to read these very reports, so your results are interpreted by someone at the source of the science.
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If you've had ongoing gut symptoms, or you simply want to understand your gut health at a deeper level, testing replaces guesswork with data. It's most valuable when paired with expert interpretation, so your results become a clear plan rather than a report you're left to decode alone.
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Yes. The Microbiome Explorer Essential is suitable for Australian children under 6, and Brad also works with paediatric gut health. Testing can help make sense of concerns such as eczema, allergies, digestive upset, and recurrent infection.
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A microbiome test doesn't treat symptoms on its own, but it can reveal the imbalances behind them so you and your practitioner work from a clear, personalised picture rather than guesswork. It's often most useful for symptoms like bloating, irregular bowel habits, and food reactions that haven't fully settled.
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A microbiome test analyses the trillions of bacteria and other microbes living in your gut, from a small stool sample you collect at home. Brad uses Microba's Microbiome Explorer, which reads your microbiome with shotgun metagenomic sequencing identifying which species are present, what they're doing, and the key markers of gut health. -
It maps your gut's microbial composition and diversity at species level, the functional pathways your microbes drive, and biomarkers such as calprotectin, zonulin, secretory IgA, and faecal pH, building a detailed picture of your gut ecosystem and the drivers behind ongoing symptoms.
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Standard stool tests often rely on older culture or PCR methods that detect only a limited set of organisms. Metagenomic sequencing reads the full genetic material in your sample, so it identifies far more species and what they're actually doing for a far more complete view of your gut.
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The Microba Microbiome Explorer uses whole-genome metagenomic sequencing for species-level resolution, processed in an accredited Australian laboratory. Sample handling including transport and temperature is controlled to keep the functional markers reliable.