--- title: What can I eat the day before my small intestinal bacterial overgrowth (SIBO) test? description: If you want to know what you can eat the day before your test, please refer to your test kit instructions. --- [Skip to content](https://helpcentre.healthpath.com/en/knowledge/what-can-i-eat-the-day-before-my-sibo-test#main-content) English Show submenu for translations ![HP-logo-414-1.png\]](https://helpcentre.healthpath.com/hs-fs/hubfs/HP-logo-414-1.png?height=40&name=HP-logo-414-1.png) - [Default HubSpot Blog](https://healthpath-1.hubspotpagebuilder.com/blog) Open main navigation Close main navigation - [Default HubSpot Blog](https://healthpath-1.hubspotpagebuilder.com/blog) - English Show submenu for translations - [Go to healthpath.com](https://healthpath.com/) [Go to healthpath.com](https://healthpath.com/) Hello. How can we help? - There are no suggestions because the search field is empty. 1. [Help centre](https://helpcentre.healthpath.com/en/knowledge?hsLang=en) 2. [Preparing for a test](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en) 3. [SIBO Breath Test](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en#sibo-breath-test) # What can I eat the day before my small intestinal bacterial overgrowth (SIBO) test? ## If you want to know what you can eat the day before your test, please refer to your test kit instructions. The SIBO preparation diet is an important step to get ready for your test. For 1 day before the test, you will avoid all complex carbohydrates and fermentable foods. These can interfere with the test results. Your SIBO Test instructions will give you a diet to follow to make it easier for you. [Read our SIBO test instructions](https://helpcentre.healthpath.com/en/knowledge/how-do-i-take-a-sibo-test1?hsLang=en)  [Read our complete guide to SIBO testing](https://healthpath.com/sibo/sibo-test-complete-guide-2019/#How%20to%20prepare%20for%20a%20SIBO%20test) [Read our How Do I Take the SIBO Test page](https://helpcentre.healthpath.com/en/knowledge/how-do-i-take-a-sibo-test1?hsLang=en)   - [Before buying a test](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#main-content) - [Gut Health Tests](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#gut-health-tests) - [SIBO Breath Test](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#sibo-breath-test) - [Food Sensitivity Test](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#food-sensitivity-test) - [All Tests](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#all-tests) - [Children](https://helpcentre.healthpath.com/en/knowledge/before-buying-a-test?hsLang=en#children) - [Preparing for a test](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en#main-content) - [Gut Health Tests](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en#gut-health-tests) - [SIBO Breath Test](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en#sibo-breath-test) - [Supplements](https://helpcentre.healthpath.com/en/knowledge/preparing-for-a-test?hsLang=en#supplements) - [Taking a test](https://helpcentre.healthpath.com/en/knowledge/taking-a-test?hsLang=en#main-content) - [Gut Health Tests](https://helpcentre.healthpath.com/en/knowledge/taking-a-test?hsLang=en#gut-health-tests) - [SIBO Breath Test](https://helpcentre.healthpath.com/en/knowledge/taking-a-test?hsLang=en#sibo-breath-test) - [Food Sensitivity Test](https://helpcentre.healthpath.com/en/knowledge/taking-a-test?hsLang=en#food-sensitivity-test) - [After testing](https://helpcentre.healthpath.com/en/knowledge/after-testing?hsLang=en) - [About our tests](https://helpcentre.healthpath.com/en/knowledge/about-our-tests?hsLang=en#main-content) - [Postal queries](https://helpcentre.healthpath.com/en/knowledge/about-our-tests?hsLang=en#postal-queries) - [Technical queries about tests](https://helpcentre.healthpath.com/en/knowledge/about-our-tests?hsLang=en#technical-queries-about-tests) - [Issues with my kit or test](https://helpcentre.healthpath.com/en/knowledge/about-our-tests?hsLang=en#issues-with-my-kit-or-test) - [Conditions and symptoms](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#main-content) - [Acid Reflux](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#acid-reflux) - [Bad Breath](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#bad-breath) - [Bloating](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#bloating) - [Candida](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#candida) - [Cancer](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#cancer) - [Crohn's and Colitis](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#crohns-and-colitis) - [Depression and anxiety](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#depression-and-anxiety) - [Diarrhoea](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#diarrhoea) - [Infection](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#infection) - [Pregnancy](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#pregnancy) - [SIBO](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#sibo) - [Diverticulitis](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#diverticulitis) - [Reflux](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#reflux) - [Surgery](https://helpcentre.healthpath.com/en/knowledge/conditions-and-symptoms?hsLang=en#surgery) - [About Healthpath](https://helpcentre.healthpath.com/en/knowledge/about-healthpath?hsLang=en#main-content) - [Consultations](https://helpcentre.healthpath.com/en/knowledge/about-healthpath?hsLang=en#consultations) - [Our service](https://helpcentre.healthpath.com/en/knowledge/about-healthpath?hsLang=en#our-service) - [Our team](https://helpcentre.healthpath.com/en/knowledge/about-healthpath?hsLang=en#our-team) - [Partner with us](https://helpcentre.healthpath.com/en/knowledge/partner-with-us?hsLang=en#main-content) - [Practitioners](https://helpcentre.healthpath.com/en/knowledge/partner-with-us?hsLang=en#practitioners) - [Affiliates](https://helpcentre.healthpath.com/en/knowledge/partner-with-us?hsLang=en#affiliates) - [Website](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#main-content) - [Your account](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#your-account) - [Payments](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#payments) - [Privacy](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#privacy) - [Refunds](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#refunds) - [Technical issues](https://helpcentre.healthpath.com/en/knowledge/website?hsLang=en#technical-issues) [![Chill listening crop-3](https://helpcentre.healthpath.com/hs-fs/hubfs/HP-Help-Centre-Grey%20(1).png?width=188&height=24&name=HP-Help-Centre-Grey%20(1).png "Chill listening crop-3")](https://helpcentre.healthpath.com?hsLang=en) Copyright © 2026, Healthpath