How early stress affects gut bacteria and behavior in children

The Development of Gut Microbiota and Behavioral Inhibition in Childhood: The Role of Early Stress and Brain Development

NIH-funded research Univ of North Carolina Chapel Hill · NIH-10898607

This study is looking at how stress in early childhood affects the bacteria in kids' guts and how that might relate to their feelings of anxiety and behavior, and it's for children aged 6 months to 4 years old.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniv of North Carolina Chapel Hill NIH-funded
Lab location1 site (Chapel Hill, United States)
Project IDNIH-10898607 on NIH RePORTER

What this research studies

This research investigates how early life stress impacts the development of gut microbiota and its relationship with behavioral inhibition in children. By examining a cohort of children from 6 months to 4 years old, the study will assess how psychosocial stress influences gut bacteria and how these changes may affect brain development and anxiety-related behaviors. Participants will undergo lab and home visits for various assessments, allowing researchers to gather comprehensive data on the interplay between stress, gut health, and behavior during critical developmental stages.

Who could benefit from this research

Good fit: Ideal candidates for this research are children aged 0 to 4 years who may have experienced early life stress.

Not a fit: Children who have not experienced any significant early life stress or those outside the age range of 0 to 4 years may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new interventions aimed at improving mental health outcomes in children by targeting gut microbiota.

How similar studies have performed: While there is substantial evidence from animal studies regarding the gut-brain connection, this research is among the first to explore these associations in humans, making it a novel approach.

Where this research is happening

Chapel Hill, 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 2026-06-13 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.