The Breath Hydrogen Test measures hydrogen levels in the breath to diagnose conditions like lactose intolerance or small intestinal bacterial overgrowth (SIBO) by analyzing how the body digests certain sugars.
This test is only performed at selected collection centres. Please phone your nearest QML Pathology collection centre to arrange an appointment.
On the night before the test:
You must not have any food or fluid other than water for a fasting period of 8 hours prior to the test and until the test is completed
You may drink water during the fasting period
Record details of food consumed that evening prior to fasting, i.e. time of and approximate size of meal
Record any current and recent medication.
On the morning of the test:
Bring your list of medications and diet details with you
Do not physically exert yourself prior to or during the test, including brisk walking to the clinic
Avoid smoking for an hour prior to and during the test. If this is not possible please inform the clinic staff
The test will take approximately 3.5 to 5 hours depending on the sugar requested by your doctor. You will be required to remain at the clinic during the entire procedure.
