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Leaky Gut Test

Unisex

GetTested’s Leaky Gut Test is an at-home lab test that measures zonulin, a key marker of intestinal permeability (how easily things can pass through the gut lining). Elevated zonulin levels may be associated with increased gut permeability, where substances like undigested food particles, toxins, and microbes may pass through the gut lining and affect overall health.

£94.99

£109.99

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Gut Microbiome Test XL
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+ 28 additional biomarkers for expanded health insights

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About Leaky Gut Test

Leaky Gut & Zonulin

The gut lining acts as a protective barrier, allowing nutrients to pass into the bloodstream while keeping unwanted substances out. This barrier is regulated by structures called tight junctions.

Zonulin is a protein that controls how these junctions open and close. When zonulin levels are elevated, it may indicate increased intestinal permeability (how easily things can pass through the gut lining), often referred to as leaky gut.

Understanding your gut barrier function can help you better assess factors that may influence your digestive health and overall balance.

What This Test Measures

Biomarkers

1 biomarkers

Sample

Stool

Results in

10-15 business days

Format

Lab Test

How It Works

Order Your Kit: Purchase your test online.
Collect Your Sample: Use the stool collection kit at home.
Send It Back: Mail your sample to the laboratory using the prepaid return envelope.
Receive Results: Access your digital results within 10–15 business days.

Sample Collection

The sample is collected using a simple stool test at home. Everything you need is included in the kit, and the process is easy and hygienic to perform.

Product author

Isabell Pamukci, BSc Biomedicine (LinkedIn, opens in a new tab) · Medical Content Specialist

Isabell Pamukci is a Medical Content Specialist at GetTested with a BSc in Biomedicine. She writes and reviews product information, drawing on manufacturer documentation and laboratory specifications to make complex health information clear, accurate and accessible.

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