Investigating the link between vitamin D, gut health, and dementia risk in older adults with chronic HIV.

Vitamin D and Gut Microbiota and Dementia Risk in Older Adults with Chronic HIV infection and Demographically Matched Community Controls

NIH-funded research Henry Ford Health + Michigan State University Health Sciences · NIH-11136979

This study is looking at how vitamin D and gut health might affect the risk of dementia in older adults with chronic HIV, to find ways to help prevent Alzheimer's and similar conditions.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionHenry Ford Health + Michigan State University Health Sciences NIH-funded
Lab location1 site (East Lansing, United States)
Project IDNIH-11136979 on NIH RePORTER

What this research studies

This research explores how vitamin D levels and gut microbiota may influence the risk of developing dementia in older adults, particularly those over 65 years old living with chronic HIV infection. The study aims to identify potential modifiable risk factors for Alzheimer's dementia and related disorders by examining the relationship between gut health and vitamin D deficiency. Participants will be monitored for changes in their gut microbiome and vitamin D levels, and how these factors correlate with cognitive health over time. The findings could lead to new strategies for preventing dementia in vulnerable populations.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults aged 65 and above who are living with chronic HIV infection.

Not a fit: Patients who are younger than 65 or do not have chronic HIV infection may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide insights into preventing or delaying the onset of dementia in older adults with chronic HIV infection.

How similar studies have performed: Previous research has indicated potential links between gut health, vitamin D levels, and cognitive decline, suggesting that this approach may yield valuable insights.

Where this research is happening

East Lansing, 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 Acquired Immune Deficiency Syndrome VirusAcquired Immunodeficiency Syndrome Virus
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.