Breath Hydrogen and Methane as Biomarkers of Fiber Intake

Enrolling by invitation · Not applicable

Conditions studied: Healthy Eating

In brief

This study is designed to examine if mobile phone-based breath hydrogen and methane monitors can be used as a biomarker of dietary fiber intake.

Key facts

Study ID

NCT07375329

Run by

University of Oklahoma

People needed

30

Starts

2026-01-28

Expected to finish

2026-12-31

Last updated by the study team

2026-04-06

Who can join

Age: 18 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Must be enrolled in parent trial (NCT07219706)

You may not qualify if…

• Not enrolled in parent trial (NCT07219706)

Where it is running

• University of Oklahoma Health Sciences — Oklahoma City, Oklahoma, United States

Full record on ClinicalTrials.gov

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