Gut Testing

Updated April 14, 2026

Gut Program

This page on the general topic of “gut testing” will include all tests related to gut.  There will also be more detailed pages, such as stool testing, food sensitivity testing and others.  Other tests that will be included are esophageal manometry, pH tests, other functional tests, and imaging tests.

References

The Intestinal Barrier and Current Techniques for the Assessment of Gut Permeability.2020

Oral Supplementation with Bovine Colostrum Decreases Intestinal Permeability and Stool Concentrations of Zonulin in Athletes.r

Zonulin and Its Regulation of Intestinal Barrier Function–The Biological Door to Inflammation, Autoimmunity, and Cancer.2011

Accuracies of fecal calprotectin, lactoferrin, M2-pyruvate kinase, neopterin and zonulin to predict the response to infliximab in ulcerative colitis – ScienceDirect

Fecal IgA Levels Are Determined by Strain-Level Differences in Bacteroides ovatus and Are Modifiable by Gut Microbiota Manipulation – ScienceDirect

Related Links Unrestricted

LabCorp Tests

123016_ Lactoferrin, Fecal, Quantitative _ LabCorp

123255_ Calprotectin, Fecal _ LabCorp

140335_ Neopterin _ LabCorp

001784_ Immunoglobulin A, Quantitative _ LabCorp

161687_ Deaminated Gliadin Antibodies, IgG _ LabCorp

164010_ Celiac Antibodies Profile tTG IgA, tTG IgG, DGP IgA, DGP IgG, and Total IgA _ LabCorp

162020_ Crohn’s Disease Prognostic Profile _ LabCorp

140335_ Neopterin _ LabCorp 006650_ Mitochondrial (M2) Antibody _ LabCorp

164125_ Gluten Sensitivity Antibodies Cascade _ LabCorp

123049_ Immunoglobulin A, Subclasses (1-2) _ LabCorp

164085_ Bowel Disorders Evaluation Rule-out Cascade _ LabCorp

Individual Allergen List _ LabCorp_2020_10_13.r

Gut Testing Links