What can I eat before my SIBO test?Updated 10 months ago

It is important to follow these guidelines carefully to ensure accurate test results.

24 hours before the test:

• You must limit your diet. Here are foods that you CAN eat before you start your 12-hour fast:

  • Baked or grilled chicken

  • Fish or turkey (salt and pepper only)

  • White bread (only)

  • Plain steamed white rice

  • Eggs

  • Clear chicken or beef broth (no vegetable pieces).

• Allowed beverages include water, plain coffee, and tea (no sugar/artificial sweeteners or cream).

• Do not take probiotics.

12 hours before:

• You should fast for 12 hours before the first breath collection. This means do not eat or drink anything other than water during the specified time frame.

• Please don't take non-essential medications or supplements until the test is completed unless your Doctor has let you know otherwise.

• Wait to chew gum or use mouthwash until the test is completed.

1 hour before:

• No smoking, including second-hand smoke, for at least 1 hour before or at any time during the breath test.

• No sleeping or vigorous exercise for at least 1 hour before or at any time during the breath test (this includes waiting at least 1 hour after waking for the day).

• Do not use toothpaste.

During the test:

• No eating or drinking (including water) until the test is complete.