SIBO Breath Test — Hydrogen

Also known as:hydrogen breath testSIBO H2

Reference Range

0-20

ppm

What this test measures

Hydrogen levels stayed low throughout the test, suggesting no overgrowth of hydrogen-producing bacteria in your small intestine.

What your result means

Normal

Negative for Hydrogen SIBO.

Hydrogen levels stayed low throughout the test, suggesting no overgrowth of hydrogen-producing bacteria in your small intestine.

What to do:

Reassuring. Your bloating symptoms may be coming from something else, like food intolerances or Large Intestine issues.

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High

Positive for Hydrogen SIBO.

A spike in hydrogen indicates that bacteria in your small intestine are fermenting sugars too early. This is what may contribute to bloating and diarrhea.

What to do:

Discuss a protocol (rifaximin or herbal antimicrobials) and a low-FODMAP diet with your GI specialist.

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