Measurements of Water in Breath and Saliva

Enrolling by invitation · Not applicable

Conditions studied: Human Energy Expenditure

In brief

This study proposes to demonstrate the feasibility of measuring 2H:1H and 18O:16O in saliva and breath by comparing the natural abundances of 2H:1H and 18O:16O in saliva and urine of un-dosed humans.

Key facts

Study ID

NCT03233256

Run by

University of Colorado, Denver

People needed

60

Starts

2018-02-27

Expected to finish

2026-12-01

Last updated by the study team

2025-12-19

Who can join

Age: 18 and older, up to 45. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Healthy adult men and women, aged 18-45 yrs

You may not qualify if…

• Obesity (body mass index (BMI) > 30 kg/m2)
• Pregnant or lactating women
• Self-reported acute or chronic disease (diabetes, heart diseases, thyroid diseases)

Where it is running

• Edward Melanson — Aurora, Colorado, United States

Full record on ClinicalTrials.gov

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