Gastrointestinal Tests
80 gastrointestinal biomarkers and 11 panels you can order from Instalab. Bundle any combination. Transparent pricing, clinician-reviewed results, no doctor referral required.
Panels
- 5 biomarkers
Advanced Intestinal Barrier Assessment
See whether a leaky gut barrier may be quietly fueling your bloating, brain fog, or autoimmune flares.
$459 - 6 biomarkers
ALP Isoenzymes
Find out whether a high enzyme result is really coming from your bones or your liver, instead of just knowing something is off.
$81 - 3 biomarkers
Amylase Isoenzymes
See whether a high amylase is coming from your pancreas or your salivary glands, so one confusing lab result stops being a mystery.
$299 - 105 biomarkers
GI Effects Comprehensive
See what your gut is actually doing, from digestion and inflammation to the bacteria running the show.
$599 - 24 biomarkers
GI Effects Fundamental
See whether your gut is digesting, inflaming, or harboring something it should not be, all from a single stool sample.
$469 - 53 biomarkers
GI Effects Gut Pathogen
See whether a hidden gut infection is behind the symptoms your doctor keeps calling unexplained.
$369 - 3 biomarkers
Intestinal Permeability Panel
See whether your small intestine's lining is leaking more than it should, when standard gut tests look normal but symptoms linger.
$209 - 6 biomarkers
Parasitology PCR Module
Catch the gut parasites that standard stool tests miss, before months of unexplained symptoms pile up.
$119 - 3 biomarkers
SIBO Panel
Find out whether misplaced gut microbes are driving the bloating and digestive trouble that never fully resolves.
$319 - 46 biomarkers
StoolOMX™
See whether your gut bacteria are protecting your colon or quietly pushing it toward inflammation and disease.
$149 - 47 biomarkers
Wheat Zoomer
See how broadly your immune system reacts to wheat, and whether a weakened gut barrier could be part of your symptoms.
$419
Individual Biomarkers
- Stool
12-Ketolithocholic Acid
Explore whether your gut bacteria are reshaping bile in patterns linked to inflammation, blood sugar problems, and liver disease.
View details - Stool
2-Methylbutyrate
Get an early read on how your gut bacteria are handling protein, a signal hidden in plain sight on routine digestive tests.
View details - Stool
3-Dehydrocholic Acid
Get an early read on how your gut bacteria are reshaping your bile acid pool, a process tied to fatty liver progression.
View details - Stool
3-oxoDeoxycholic Acid
Get an early read on how your gut bacteria are reshaping bile acids, beyond what a standard stool test can show.
View details - Stool
7-Ketodeoxycholic Acid
Get an early read on whether your gut microbes are disrupting bile acid chemistry, a pattern linked to liver, kidney, and bowel disease.
View details - Stool
7-Ketolithocholic Acid
Get an early read on how your gut microbes are reshaping bile acids, a window into liver and metabolic health that routine stool and liver tests miss.
View details - Blood
7AC4 Bile Acid Synthesis
The simplest blood test for bile acid diarrhea, a hidden cause of chronic diarrhea that standard IBS workups miss.
$279 - Stool
Acetate
Get an early read on whether your gut bacteria are making a balanced mix of fuel for your colon.
View details - Stool
Acetate %
See whether your gut microbes are feeding your colon properly, and what that hidden process says about your metabolic health.
View details - Stool
Alloisolithocholic Acid
Get an early read on how your gut bacteria are reshaping bile acids in your colon.
View details - Blood
Amylase
Catch early pancreatic strain and metabolic risk that standard blood sugar tests won't reveal.
$7 - Stool
Butyrate %
See whether your gut bacteria are making enough of the fuel that keeps your colon lining healthy.
View details - Stool
Calprotectin
The clearest stool signal of gut inflammation, telling IBD apart from irritable bowel when blood tests can't.
$171 - Stool
Candida Kruseii
Check for a drug-resistant gut yeast that can turn dangerous if your immune defenses ever drop.
View details - Stool
Caproate
Get an early read on how your gut bacteria are fermenting what you eat.
View details - Stool
Charcot-Leyden Crystals
See whether allergy-driven, eosinophil-led inflammation is stirring inside your gut, adding a layer of detail standard digestive tests do not capture.
View details - Stool
Clyospora Cayetanensis
Find out whether a hidden parasite is behind weeks of unexplained diarrhea, when standard stool tests come back clean.
View details - Stool
Dehydrolithocholic Acid
Get an early read on a microbe-made bile acid emerging in research on gut, liver, and metabolic health.
View details - Stool
Enterobacter Ludwigii
Find out whether a hospital-associated, drug-resistant gut bug is quietly colonizing your microbiome.
View details - Stool
Enterococcus Faecium
Catch an antibiotic-resistant gut bacterium before it escapes your intestine and causes a hospital-grade infection.
View details - Stool
Fecal Fat - Cholesterol
See whether your body is clearing cholesterol out through your gut or holding onto it in your bloodstream.
View details - Stool
Fecal Fat - Long Chain Fatty Acids
See whether your gut is actually absorbing the fat you eat, when oily stools or unexplained weight loss point at digestion.
View details - Stool
Fecal Fat - Phospholipids
Get an early read on how well your gut handles fat, when a total fecal fat number alone leaves the picture incomplete.
View details - Stool
Fecal Fat - Triglycerides
See whether fat is passing through you undigested, before nutritional deficiencies and weight loss quietly set in.
View details - Stool
Fecal Lactoferrin
See whether your gut is quietly inflamed, before symptoms send you looking for answers.
$119 - Stool
Fecal Occult Blood (Hybrid)
Catch colon cancer at its earliest, most treatable stage, before you ever notice a symptom.
$59 - Stool
GI Effects Infection Score
Find the hidden gut bug that may be driving symptoms a basic stool test missed.
View details - Stool
GI Effects Inflammation Score
Get an early read on whether your gut bacteria and inflammation are pulling in the same direction.
View details - Stool
GI Effects Inflammation-Associated Dysbiosis
Estimates how “inflammatory” your gut bacteria pattern is, based on how closely it matches microbiome profiles seen in people with intestinal inflammation.
View details - Stool
GI Effects Maldigestion Score
One read on whether the digestive machinery upstream of your gut is keeping up, most useful when symptoms or risk factors are already in the picture.
View details - Stool
GI Effects Metabolic Imbalance Score
Get an early read on whether your gut microbes are producing the right balance of fuel for your body, beyond what routine stool tests can show.
View details - Stool
Gluten Peptide
The clearest read on whether gluten is still reaching your gut, even when your symptoms and celiac blood tests look fine.
$69 - Stool
Glycochenodeoxycholic Acid
A stool-based read on bile acid balance that may surface gut and liver shifts routine stool tests can miss, though fecal measurement remains a research-grade tool.
View details - Stool
Glycocholic Acid
Catch hidden liver stress and bile flow problems before standard liver enzymes look abnormal.
View details - Stool
Glycodeoxycholic Acid
Get an early read on bile acid balance and gut-liver communication, beyond what standard liver tests can show.
View details - Stool
Glycolithocholic Acid
Get an early read on how your gut bacteria and digestive system are working together, beyond what standard stool tests show.
View details - Stool
Glycoursodeoxycholic Acid
An exploratory bile acid read that may flag early metabolic, pregnancy, and liver risk that routine panels miss.
View details - Stool
Hyocholic Acid
Get an early read on whether your bile acid biology is supporting healthy metabolism, gut, and liver function.
View details - Stool
Hyodeoxycholic Acid
Get an exploratory read on how your gut bacteria are shaping your liver, heart, and metabolic health.
View details - Dried Urine
Indican
See whether your gut bacterial balance is shifting, even when standard digestive tests look normal.
View details - Blood
Intestinal ALP
See whether your gut's front-line defense against inflammation is intact, something a standard metabolic panel cannot tell you.
View details - Blood
Intestinal Permeability Score
Get an early, exploratory read on whether your gut barrier is leaking, something routine blood work never checks.
View details - Stool
Isobutyrate
Get an early read on whether your gut microbes are fermenting protein instead of fiber, a pattern linked to dysbiosis and aging.
View details - Stool
Isocaproate
A possible signal of C. difficile fermentation activity in your gut, captured in a stool test.
View details - Stool
Isolithocholic Acid
Get an exploratory read on how your gut microbes process bile acids, a pathway tied to sleep, metabolism, and cognition.
View details - Stool
Isovalerate
Get an early read on how your gut bacteria are handling protein, a window standard digestive labs do not offer.
View details - Stool
Klebsiella Pneumoniae
Spot whether an opportunistic gut bacteria is quietly overgrowing and setting the stage for infection or inflammation.
View details - Blood
LPS IgG/IgA/IgM
Get an early read on whether bacterial pieces from your gut are reaching your blood, beyond what standard inflammation tests can show.
View details - Urine
Lactulose
Get an early read on whether your gut lining is letting too much through, when routine tests show nothing wrong.
View details - Urine
Lactulose/Mannitol Ratio
Get an early read on whether your gut barrier is leaking, when standard digestive workups come back clean.
View details - Blood
Lipase
The most accurate single blood test for catching pancreatic inflammation before it becomes an emergency.
$9 - Stool
Lithocholic Acid
Explore how your gut bacteria shape a bile acid tied to fatty liver, gut inflammation, and metabolic risk.
View details - Urine
Mannitol
Get a window into whether your gut lining is actually doing its job, before damage shows up on routine labs.
View details - Blood
Pancreatic Amylase
One of the earliest signals of pancreatic decline, linked to diabetes risk and long-term digestive problems.
View details - Stool
Pancreatic Elastase 1
The clearest non-invasive signal of whether your pancreas is still making enough enzymes to digest food properly.
$223 - Breath
Peak Hydrogen (H₂)
See whether bacteria in your small intestine are quietly fueling bloating, gas, and unexplained digestive symptoms.
View details - Breath
Peak H₂ + CO₂
Find out whether bacteria in your small intestine are fermenting food and driving symptoms standard gut tests miss.
View details - Breath
Peak Methane (CH₄)
The clearest signal that gut microbes are slowing your digestion and driving stubborn constipation.
View details - Stool
Primary Bile Acids
The most direct test for bile acid diarrhea, a fixable cause of chronic loose stools that hides on standard workups.
View details - Stool
Proprionate %
Get an early read on how your gut bacteria are fermenting fiber and shaping your metabolic health.
View details - Stool
Putrefactive SCFAs (Valerate, Isobutyrate, Isovalerate)
Get an early read on whether your gut is fermenting too much protein, a pattern linked to dysbiosis and metabolic risk.
View details - Blood
Salivary Amylase
Get an early, needle-free read on how stress and metabolism are shaping your body, from a simple saliva sample.
View details - Stool
Secondary Bile Acids
Get an early read on whether your gut bacteria are producing the right mix of digestive molecules linked to heart, liver, and colon health.
View details - Stool
Steatocrit
Catch hidden fat malabsorption before it quietly drains your nutrition, weight, and energy.
View details - Stool
Taurochenodeoxycholic Acid
Get an early read on how your gut is handling bile acids, a window into liver and digestive health that routine panels miss.
View details - Stool
Taurocholic Acid
Get an early read on whether bile acid imbalance in your gut may be driving inflammation, dysbiosis, or metabolic stress.
View details - Stool
Taurodeoxycholic Acid
Get an early read on how your liver and gut bacteria are working together, beyond what standard liver enzymes can show.
View details - Stool
Taurolithocholic Acid
Get an early read on the bile acid signal connecting your liver, gut bacteria, and immune system.
View details - Stool
Tauroursodeoxycholic Acid
Get an early read on how your gut bacteria are reshaping your bile chemistry, a window into liver and metabolic health that routine stool tests miss.
View details - Stool
Total Fecal Fat
See whether your gut is actually absorbing the fat from your food, or quietly losing it.
$75 - Stool
Total Primary Bile Acids
An emerging research-stage marker that may offer a window into how your liver and gut microbes work together, beyond what standard liver enzymes show.
View details - Stool
Total Proteolytic Branched Chain Fatty Acids
Get an early read on whether your gut bacteria are fermenting more protein than fiber, a pattern that shifts with age and low-fiber eating.
View details - Stool
Total Saccharolytic Straight Chain Fatty Acids
Get an early read on whether your gut bacteria are producing the fuel that feeds your colon and helps regulate inflammation.
View details - Stool
Total Secondary Bile Acids
Get an early read on whether your gut bacteria are making the protective compounds that influence colon and liver health.
View details - Stool
Total Short Chain Fatty Acids
Get an early read on how well your gut microbes are working, beyond what any standard blood or stool panel shows.
View details - Stool
Ursodeoxycholic Acid
Get an early read on how your gut is handling the bile acids that shape colon health and digestion.
View details - Stool
Valerate %
Get an early read on whether your gut is making the lesser-known compound that fights off harmful bacteria like C. diff.
View details - Stool
White Blood Cells
Immune cells that signal intestinal inflammation and help identify infections or mucosal injury.
View details - Stool
Zonulin Family Peptide
Get an early, exploratory read on gut barrier stress, an angle that standard stool and blood tests leave out.
$119 - Blood
Zonulin IgG/IgA/IgM
A more stable read on whether your gut barrier is leaking, when a one-time zonulin level won't give you a straight answer.
View details