Press release —
Bloating, Irregular Bowel Habits and Digestive Discomfort Put Gut Health Testing in Focus
London Blood Tests highlights the role of specialist at-home stool testing for people seeking a more detailed look at gastrointestinal health.
LONDON, UK — August 2026 — Bloating, changes in bowel habits, abdominal discomfort and other persistent digestive symptoms can be frustrating, particularly when there is no obvious explanation.
London Blood Tests is highlighting the growing range of laboratory investigations available for people looking to better understand their gastrointestinal health, including specialist stool-based testing that can now be completed from home.
Stool analysis has long formed part of gastrointestinal investigation. The NHS notes that stool samples may be requested when symptoms such as diarrhoea, constipation, abdominal pain or blood in the stool need further assessment.
More advanced private testing can provide additional information beyond conventional stool investigations.
The GI MAP test available through London Blood Tests is a specialist stool-based profile using quantitative PCR, or qPCR, technology. The panel assesses a broad range of gastrointestinal microorganisms alongside selected digestive, inflammatory and immune-related markers.
A Detailed Look at the Gut
Rather than requiring a blood draw or clinic appointment, GI-MAP uses a stool sample collected privately at home.
The test assesses selected bacterial pathogens, parasites and viruses alongside commensal bacteria, fungi and yeast. It also includes markers relating to digestive and gastrointestinal function, such as pancreatic elastase and secretory IgA.
For people researching a gut health test or gut microbiome test, this can provide a considerably broader dataset than looking at one gastrointestinal marker in isolation.
“Digestive symptoms can be difficult because the same complaint can have many possible explanations,” said Gabriela Brewer, Founder of London Blood Tests.
“Testing should never replace an appropriate medical assessment, particularly where symptoms are persistent or concerning, but laboratory information can give patients and clinicians additional objective data to work with.”
Gut Testing Without a Clinic Appointment
One of the practical differences with the GI MAP testis that the entire sample-collection process takes place at home.
The test kit is ordered online and delivered to the patient, who collects the required stool sample following the supplied instructions. The sample is then returned to the specialist laboratory for analysis.
No phlebotomy appointment is required.
This makes the test accessible not only to patients in London but to people searching for a gut health test UK who would prefer to complete their sample collection privately at home.
London Blood Tests also offers other gastrointestinal investigations for patients whose testing requirements are different. Its Gastrointestinal Panel, for example, uses stool PCR to screen for a range of bacterial, viral and parasitic gastrointestinal pathogens.
For people specifically interested in a broader microbiome test, the company also provides the GutID Complete Microbiome Assessment, which uses a different testing approach to examine gut microbiome composition and associated gut-axis pathways.
Testing Is One Part of the Picture
London Blood Tests emphasises that microbiome and gastrointestinal test results should not be used to self-diagnose a medical condition.
Persistent abdominal pain, blood in the stool, significant unexplained weight loss, prolonged diarrhoea or other concerning symptoms require appropriate clinical assessment.
“What we want to offer is access and choice,” Brewer added. “Some patients need conventional gastrointestinal investigations; others are looking for a more extensive specialist profile. The important part is understanding what a test measures and choosing it for the right reason.”
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About London Blood Tests
London Blood Tests is a private blood testing and preventative health platform providing access to routine blood tests, advanced diagnostic panels, longevity assessments and specialist health screening across London and the UK.
The service is designed for patients who want faster, more accessible insight into their health without long waiting times. London Blood Tests works through a network of partner clinics and accredited laboratory providers, offering blood testing for general health, hormones, fertility, vitamins and minerals, allergy and immunity, organ function, sexual health, genetics, environmental exposure, peptide monitoring and longevity-focused health optimisation.
Patients can book clinic appointments or arrange home and hotel phlebotomy, with results delivered securely online. The company focuses on making private diagnostics clearer, more convenient and more transparent for individuals, health-conscious patients, biohackers, longevity users, executives and people monitoring ongoing health concerns.
London Blood Tests also supports patients looking for more personalised health data, including advanced panels for fatigue, hormone imbalance, metabolic health, inflammation, nutritional deficiencies, thyroid function, liver and kidney function, cardiovascular risk, peptide use and preventative health screening.
Locations / service areas: London, Greater London and UK-wide home visit availability. Clinic access includes central London locations such as Knightsbridge and Holborn, with additional partner clinic coverage listed for Paddington and Ilford.
Website: londonbloodtests.uk
Email: info@londonbloodtests.uk
Phone: 0203 488 0809
