Analyzing breath to understand gut bacteria

Breathprinting as a window into gut microbiome chemoecology

NIH-funded research Children's Hosp of Philadelphia · NIH-10876495

This study is looking at how the bacteria in our gut can impact our health by examining breath samples, especially in infants, to find out if certain smells in our breath can tell us about the health of our gut without any invasive tests.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionChildren's Hosp of Philadelphia NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-10876495 on NIH RePORTER

What this research studies

This research investigates how the composition of gut bacteria affects human health by analyzing breath samples. It aims to identify specific volatile compounds in breath that correlate with gut microbial communities, which can provide insights into various health conditions. By studying infants and their changing gut microbiomes, the research seeks to develop a non-invasive method for monitoring gut health through breath analysis. This approach could simplify the evaluation of gut microbiota in clinical settings.

Who could benefit from this research

Good fit: Ideal candidates for this research include infants and individuals experiencing gut-related health issues.

Not a fit: Patients with stable gut microbiomes or those not experiencing any gastrointestinal symptoms may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new, non-invasive diagnostic tools for assessing gut health and related diseases.

How similar studies have performed: Previous studies have shown promise in using breath analysis to infer gut microbiome composition, indicating that this approach may be viable.

Where this research is happening

Philadelphia, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.