
Complete Microbiome Mapping (PCR) - GI Map

What is complete microbiome mapping?
Bloating, irregular bowel habits, wind or fatigue after eating can come from several directions — an organism that shouldn't be there, a shortage of the bacteria that should be, low digestive enzyme output, or inflammation in the bowel wall. They look identical from the outside, and guessing between them is how people spend years cycling through elimination diets.
This test measures all of it from one sample, using PCR to identify organisms by their genetic signature rather than trying to grow them in culture. Alongside the organisms, it measures how your gut is working: inflammation, enzyme output, barrier and immune activity, and the short chain fatty acids your bacteria produce from fibre.
Worth considering if you have:
- Bloating, wind, or bowel habits that changed and stayed changed
- Symptoms that started after travel, food poisoning or antibiotics
- Reflux or upper gut symptoms, where H. pylori is worth ruling out
- Been through elimination diets without a clear answer
See your doctor first if you have blood in your stool or unexplained weight loss.

What your results look like
You'll receive a clear digital report in your i-screen dashboard about two weeks after your sample reaches the laboratory. Organisms are reported with the amount detected against reference levels, so you can see the difference between a trace and a meaningful load. Functional markers are shown against their reference intervals, with a plain-English summary of what stands out.
For H. pylori, the test also reports virulence factors and antibiotic resistance genes — information that matters to a doctor deciding whether and how to treat.
Finding an organism isn't the same as finding your answer. Plenty of people carry organisms without symptoms, and a normal result doesn't mean nothing is wrong. This report is built to be worked through with a GP or a qualified practitioner, not acted on alone.
One thing to know before you order: certain findings are notifiable conditions, which means the laboratory is required by law to report them to public health authorities. That's standard for any accredited pathology lab in Australia.
You can view a demo of the results for this test here.
What's included
Your gut is at the centre of your overall health, influencing everything from digestion and energy to mood, hormones, and immunity. This personalised gut health profile brings your results to life, showing how well each system is working and where targeted support may help. Explore your key domains below to understand your unique microbiome balance and the simple steps you can take to improve your gut health.
These markers give a broad picture of how your digestive system is functioning day to day - covering the appearance and consistency of your stool, its acidity, fat content, and whether any blood is present. Together they help flag issues like poor fat absorption, inflammation, or bleeding that may warrant a closer look.
Gut functional markers assess how well the gut is performing its key roles in digestion, absorption, and immune defence. They measure important indicators such as enzyme activity, inflammation levels, gut barrier function, and detoxification capacity. Together, these markers provide a clearer picture of overall digestive system health.
Short-chain fatty acids are what your gut bacteria make when they ferment dietary fibre. Butyrate is the one to watch — it's the primary fuel source for the cells lining your colon, and low levels are a common finding when the community is depleted. This stool test reports all four: butyrate, acetate, propionate and valerate. Most panels report three or none.
Microbial diversity reflects the variety and richness of different bacterial species living in the gut. A diverse microbiome is associated with stronger immunity, better digestion, reduced inflammation, and improved resilience against disease. Supporting a wide range of beneficial microbes is key to long-term gut health.
A healthy gut microbiome is rich in beneficial bacteria that aid digestion, produce important nutrients, and support immune function. Measuring the levels and balance of these bacteria helps assess the resilience and health of the gut ecosystem. Strong levels of beneficial flora are linked to better digestion, mood balance, and disease prevention.
Opportunistic bacteria are strains that are normally harmless in small amounts but can cause problems if they overgrow. Elevated levels may contribute to digestive symptoms, inflammation, or disruptions in the gut microbiome balance. Monitoring these bacteria helps protect gut health and prevent chronic issues.
Some gut bacteria have been associated with triggering autoimmune responses when present in high levels. Identifying these microbes can offer early insights into autoimmune risk and guide personalised strategies to reduce inflammation and protect immune system balance. Keeping these bacteria in check is important for long-term health resilience.
Yeast and fungi naturally exist in small amounts within the gut but can cause health problems if they grow unchecked. Overgrowth may lead to digestive discomfort, skin issues, fatigue, and weakened immunity. Assessing fungal balance helps identify hidden drivers of gut symptoms and supports targeted recovery.
Parasites can be present without obvious symptoms and can affect digestion, nutrient absorption and the gut lining. This panel screens for seven of the most common. If one is found, take the result to your doctor — some require medical management, and some are notifiable.
Intestinal worms can cause a range of digestive and immune issues, particularly if left undetected. Identifying and addressing worm infections helps restore proper nutrient absorption and gut balance. Screening for worms is an important step in protecting overall digestive health.
Pathogenic bacteria are harmful microbes that can cause acute infections, inflammation, and disrupt the gut microbiome. Detecting these bacteria early helps prevent serious illness and supports faster recovery. Managing pathogenic infections is essential for maintaining a healthy and resilient digestive system.
This panel detects H. pylori by both antigen testing and quantitative PCR, so you get a measured level rather than a yes/no. It identifies eight virulence factors indicating how aggressive a strain is, and checks mutations associated with antibiotic resistance.
Certain viruses can infect the gastrointestinal tract and contribute to inflammation, digestive symptoms, and immune system strain. Identifying viral infections supports a clearer understanding of gut health and helps guide appropriate immune support strategies. Early detection can help minimise long-term effects on gut function.
Test instructions
Your test kit and all instructions are posted directly to you, and there is no need to visit a collection centre.
Mail your sample(s) back to the lab using the prepaid envelope and packaging provided.
Results for this test typically available in 2 weeks and will be published in your online dashboard.
Some infections in this panel are notifiable conditions - positive results will be reported to the relevant public health authority by the laboratory as required by law, and you may be contacted by a public health unit for follow-up.
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Common Questions
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