Understanding how sugar in the diet affects gut bacteria

Elucidating the consequences of dietary sugar consumption on the gut microbiota

NIH-funded research Pennsylvania State Univ Hershey Med Ctr · NIH-11018616

This study is looking at how eating a lot of sugary foods affects the good bacteria in our gut, especially one type called Bacteroides thetaiotaomicron, to help us understand how our diet can influence our gut health and our risk of getting sick.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionPennsylvania State Univ Hershey Med Ctr NIH-funded
Lab location1 site (Hershey, United States)
Project IDNIH-11018616 on NIH RePORTER

What this research studies

This research investigates how diets high in refined sugars like glucose and fructose influence the gut microbiota, which plays a crucial role in human health. The study aims to uncover the mechanisms by which sugar consumption alters the abundance and function of gut bacteria, particularly focusing on a bacterium called Bacteroides thetaiotaomicron. Researchers will explore how sugar affects the expression of important bacterial factors and the overall interaction between the gut microbiome and the host. By examining these processes, the research seeks to provide insights into how dietary choices can impact gut health and disease susceptibility.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with autoimmune conditions or those interested in understanding the impact of diet on gut health.

Not a fit: Patients who do not consume refined sugars or have no interest in dietary impacts on health may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to better dietary recommendations that promote gut health and reduce the risk of autoimmune diseases.

How similar studies have performed: Previous research has shown that dietary changes can significantly influence gut microbiota, suggesting that this approach may yield valuable insights.

Where this research is happening

Hershey, 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.
Conditions Autoimmune Diseasesautoimmune disorderautoimmunity disease
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.