Functional lab price tracker
The same lab test can cost hundreds more depending on where you click "buy."
GuidedGut compares what it actually costs to order the GI-MAP, SIBO breath tests, iron panels and home mold tests online, so you can spend your recovery budget on recovery. Every price is one we saw on the seller's own page, with the date we checked it.
- $497lowest GI-MAP total we verified
- $269lowest 2-gas SIBO kit
- $15lowest ferritin test
- 21/27listings with a verified price
💛 A note from Rachel: [TODO: Rachel, one or two sentences here in your voice, e.g. why the GI-MAP mattered in your own recovery.] I'm not a doctor; this is a price list plus my own experience. Please make testing decisions with your practitioner.
GI-MAP stool test (Diagnostic Solutions)
Last checked
Same lab, same test, different storefronts. Every seller below routes your sample to Diagnostic Solutions Laboratory.
| Seller | Fees | Deal / notes | Link | ||||
|---|---|---|---|---|---|---|---|
| GI-MAP Test (gimaptest.com)Lowest verified GI-MAP (Standard) |
$497 |
— | $497 | NY, NJ, RI | Seller arranges | On sale: $525 -> $497, no code needed; page says sale ends Nov 4, 2026, 5:30 pm Pacific.Source notePrice, sale and NY/NJ/RI exclusion read directly on gimaptest.com home page. Free US shipping; network practitioner order included; optional practitioner review +$245. GI-MAP + Zonulin listed at $600.Checked 2026-10-18 |
View GI-MAP Test (gimaptest.com) ↗ |
| Instalab GI-MAP (Standard) |
$499 |
— | $499 | Not verified | Seller arranges | Shown as $499 (was $624, 'Save $125'). Instalab+ members pay $399.Source notePrice read directly on instalab.com/gi-map. Page does not list state restrictions (states not verified). Note: DSL's own site says the GI-MAP is not available for ordering in New York.Checked 2026-10-18 |
View Instalab ↗ |
| True Health Labs GI-MAP (Standard, USA) |
$499 |
— | $499 | NY, NJ, MA, RI | Seller arranges | Shown as $499 (strikethrough $795). Promo page truehealthlabs.com/gi-map-save-10/ offers $10 off with code GIMAP10.Source notePrice read directly on product page. Page shows 'Attention NY, NJ, MA, and RI Residents' restriction notice, recorded here as excluded; confirm at checkout.Checked 2026-10-18 |
View True Health Labs ↗ |
| Rupa Health storefront: 'GI MAP Lab Shop' (Dr. Katie Brussard)Listing may be stale GI-MAP (GI Microbial Assay Plus) |
$327.18 | — | $327.18 | NY, NJ, RI | Your practitioner / storefront | Source notePrice read directly on the storefront. CAUTION: the page now shows a banner saying this provider has moved from Rupa to Fullscript and to contact the provider for a new link, so this price may not be purchasable. Rupa footer: 'Some testing is not available in NY, NJ or RI.' GI-MAP + Zonulin listed at $379.66.Checked 2026-10-18 |
View Rupa Health storefront: 'GI MAP Lab Shop' (Dr. Katie Brussard) ↗ |
| Ulta Lab Tests GI-MAP |
Not verified | — | Not verified | Seller arranges | Source noteUNVERIFIED: ultalabtests.com pages returned 403 / a human-verification wall to automated checks, and the search index did not surface a GI-MAP product page on Ulta. A third-party blog lists a figure but that was not recorded. Check manually.Checked 2026-10-18 |
View Ulta Lab Tests ↗ | |
| Walk-In Lab GI-MAP |
Not verified | — | Not verified | Seller arranges | Source noteNOT FOUND: no GI-MAP listed in Walk-In Lab's stool-kit catalog on the check date (they list GI360, GI Effects, CDSA instead).Checked 2026-10-18 |
View Walk-In Lab ↗ |
"Total" = listed price + mandatory fees shown on the page. Shipping, blood-draw fees, and tax are extra unless the seller includes them. "Not verified" means we couldn't confirm it on a live page, so we won't guess.
Trio-Smart 3-gas breath test
Last checked
Measures hydrogen, methane and hydrogen sulfide.
| Seller | Fees | Deal / notes | Link | ||||
|---|---|---|---|---|---|---|---|
| Trio-Smart (Gemelli Biotech) directLowest verified Trio-Smart 3-gas breath test (H2, CH4, H2S) |
$389 | — | $389 | None listed | Seller arranges | Source notePrice read directly on triosmartbreath.com/orderonline ('Trio-Smart is $389'). Page notes 'Residents in New York are subject to additional fees' (not excluded). Glucose or lactulose substrate; 9 bags over 2 hours. Superbill provided for insurance.Checked 2026-10-18 |
View Trio-Smart (Gemelli Biotech) direct ↗ |
| Fullscript (formerly Rupa) storefront: 'The SIBO Doctor' Trio-Smart 3-gas breath test |
$398.50 | — | $398.50 | Not verified | Your practitioner / storefront | Source notePrice read directly on the storefront (now 'Powered by Fullscript'). State restrictions not shown on page.Checked 2026-10-18 |
View Fullscript (formerly Rupa) storefront: 'The SIBO Doctor' ↗ |
"Total" = listed price + mandatory fees shown on the page. Shipping, blood-draw fees, and tax are extra unless the seller includes them. "Not verified" means we couldn't confirm it on a live page, so we won't guess.
Hydrogen + methane SIBO breath tests (lactulose / glucose)
Last checked
The classic 2-gas kits. Watch the substrate (lactulose vs glucose) and duration; they are not interchangeable, so ask your practitioner which one fits.
| Seller | Fees | Deal / notes | Link | ||||
|---|---|---|---|---|---|---|---|
| InstalabLowest verified SIBO breath test, glucose, 3-hour |
$269 | — | $269 | Not verified | Seller arranges | Source notePrice read directly on instalab.com (browser-rendered). State restrictions not listed on page.Checked 2026-10-18 |
View Instalab ↗ |
| Commonwealth Diagnostics International (CDI) SIBO/IMO 10-tube breath test (lactulose or glucose, 2 hr 15 min) |
$299 |
— | $299 | Not verified | Your practitioner / storefront | Source noteCDI bills insurance. Page: registered test cost $699; 'maximum out-of-pocket cost will not exceed $299 per test' (Medicaid patients billed $299). $299 recorded as the max out-of-pocket; actual cost depends on insurance. Note: CDI's kit is 2 hr 15 min, not 3 hours.Checked 2026-10-18 |
View Commonwealth Diagnostics International (CDI) ↗ |
| Walk-In Lab SIBO breath test, lactulose, 3-hour (Genova GD2337) |
$299 | $6 | $305 | Not verified | Seller arranges | Source notePrice read directly on product page: $299 + $6 per-order physician fee. No state notice on this kit page (Walk-In Lab flags NY restrictions on some other kits) - states not verified.Checked 2026-10-18 |
View Walk-In Lab ↗ |
| True Health Labs SIBO breath test, lactulose, 3-hour (H2 + CH4) |
$329 |
— | $329 | NY | Seller arranges | Shown as $329 (strikethrough $525).Source notePrice read directly on product page. Processed by Genova Diagnostics. Page: 'Allowed if address and testing are outside New York.' Includes shipping both ways.Checked 2026-10-18 |
View True Health Labs ↗ |
| Instalab SIBO breath test, lactulose, 3-hour |
$359 |
— | $359 | Not verified | Seller arranges | Instalab /sibo page shows $359 (was $449, 'Save $90'); Instalab+ members pay $269.Source notePrice read directly on instalab.com (browser-rendered). State restrictions not listed on page.Checked 2026-10-18 |
View Instalab ↗ |
| Ulta Lab Tests SIBO breath test |
Not verified | — | Not verified | Seller arranges | Source noteUNVERIFIED: Ulta blocked automated access (403 / human verification). Check manually.Checked 2026-10-18 |
View Ulta Lab Tests ↗ |
"Total" = listed price + mandatory fees shown on the page. Shipping, blood-draw fees, and tax are extra unless the seller includes them. "Not verified" means we couldn't confirm it on a live page, so we won't guess.