Gastrointestinal testing on BiomarkersLabs covers GI-MAP, comprehensive stool analysis, SIBO breath testing, intestinal permeability (lactulose/mannitol and zonulin), organic acids, secretory IgA, calprotectin and pancreatic elastase — the full GI assessment surface from microbiome to mucosal immunity.
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What's in this catalog
Each test reference page covers what the test measures, when practitioners typically order it, sample type and turnaround, lab partner, and clinical interpretation guidance. Reference pages are written for licensed practitioners — clinical depth without consumer-facing language.
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