By InvitationNot Applicable

Breath Hydrogen and Methane as Biomarkers of Fiber Intake

United States30 participantsStarted 2026-01-28

Plain-language summary

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.

Age range18 Years – 80 Years

SexALL

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Inclusion Criteria: * Must be enrolled in parent trial (NCT07219706) Exclusion Criteria: * Not enrolled in parent trial (NCT07219706)

Breath methane

Timeframe: Measured daily for three months

Breath hydrogen

Timeframe: Daily for three months

NCT IDNCT07375329

SponsorUniversity of Oklahoma

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2026-12-31