NIH-funded research NIH-funded research

Your Gut Bacteria and Osteoporosis Risk

Official title: Studying Human Gut Microbiome for Osteoporosis Risk

Funded at Tulane University of Louisiana · NIH-11118835 · Data updated 2026-11-12

This project looks at how the bacteria in your gut might affect your risk of developing osteoporosis, a condition that weakens bones.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionTulane University of Louisiana
NIH-funded
Lab location1 site (New Orleans, United States)
Project startSeptember 15, 2017
Project endJune 30, 2027
Funding year2025
Award (this year)$273,486
NIH project number5U19AG055373-09
Project IDNIH-11118835 on NIH RePORTER

Who could benefit from this research

Could help

People interested in understanding the link between their gut health and bone strength, particularly those at risk for or living with osteoporosis, might find this research relevant.

Less likely to help

Patients seeking immediate new treatments or direct clinical intervention will not find this basic science research directly beneficial in the short term.

What this research studies

Osteoporosis makes bones weak and more likely to break, and we know that genetics play a role. However, recent findings in animals suggest that the tiny organisms living in our gut, called the gut microbiome, also have a big impact on bone health. This project aims to explore this connection in people by looking at the gut bacteria of many individuals. We want to find specific types of gut bacteria that are linked to osteoporosis risk and understand how they might affect bone strength. This could help us discover new ways to keep bones strong as we age.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or treat osteoporosis by targeting the gut microbiome.

How similar studies have gone: Animal studies have shown a clear link between gut bacteria and bone mass, and small human studies have hinted at an association, but this project aims to provide the first large-scale, direct evidence and mechanisms.

Where this research is happening

  • Tulane University of Louisiana
    New Orleans, United States
    Active

Researchers

  • Principal investigator: Shen, Hui — Tulane University of Louisiana
  • Study coordinator: Shen, Hui

Related research

Other NIH-funded projects on the same topics.

  • Gut bacteria and osteoporosis risk: what gut microbes may mean for your bone health

    A large study will look at how gut bacteria relate to bone density and fracture risk, with the goal of better understanding who is at risk and how to protect bones.

    NIH research Tulane University of Louisiana · New Orleans, United States · NIH-11365793

  • Multi-agent AI to annotate enzymes in the human gut microbiome

    A team at a major university will build an AI system that automatically curates and labels the functions of enzymes in the human gut microbiome to speed up understanding their health effects.

    NIH research University of South Florida · Tampa, United States · NIH-11594384

  • Mapping how gut bacteria transform drugs

    Scientists will study how the gut microbiome changes thousands of drugs into new forms, which could affect how well a medicine works or whether it causes side effects.

    NIH research Stanford University · Stanford, United States · NIH-11550022

  • Aflatoxin exposure and child growth in Guatemala

    A study in rural Guatemala will track how exposure to aflatoxin relates to growth and gut health in young children.

    NIH research Arizona State University-Tempe Campus · Scottsdale, United States · NIH-11513260

  • Gut bacteria that can make cancer immunotherapy less effective

    This project will see if reducing chronic inflammation driven by certain gut bacteria can help immunotherapy work better for people whose cancers have stopped responding.

    NIH research University of Tx Md Anderson Can Ctr · Houston, United States · NIH-11478145

  • How gut bacteria affect how cancer drugs work

    This project looks at how the bacteria in your gut might change how well and with what side effects fluoropyrimidine cancer drugs like 5-FU work in people.

    NIH research University of California, San Francisco · San Francisco, United States · NIH-11473234

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.
Last reviewed 2026-11-14 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.