Investigating vitamin D levels and health in aging humans and sled dogs in the Arctic

Vitamin D and Healthy Aging: Establishing the Sled Dog Sentinel for the Circumpolar North

NIH-funded research University of Alaska Fairbanks · NIH-10840475

This study is looking at how vitamin D from food affects the health of older people and sled dogs in the northern regions, and it hopes to find out if eating traditional foods like salmon can help improve their health as they age.

Quick facts

Grant typeR03 grant
Study typeNIH-funded research
Funding institutionUniversity of Alaska Fairbanks NIH-funded
Lab location1 site (Fairbanks, United States)
Project IDNIH-10840475 on NIH RePORTER

What this research studies

This research aims to understand how vitamin D intake affects the health of both older humans and sled dogs living in the circumpolar north. It will explore how age influences vitamin D status and related health changes in sled dogs, which serve as a model for human health. Additionally, the study will examine the impact of traditional diets, particularly salmon, on vitamin D levels and metabolic health in these populations. By comparing young and old sled dogs, the research seeks to draw parallels that could inform dietary recommendations for both dogs and their human companions.

Who could benefit from this research

Good fit: Ideal candidates for this research include older adults and sled dog owners in the circumpolar north who are interested in the effects of vitamin D on health.

Not a fit: Patients who do not live in the circumpolar north or who do not have access to sled dogs may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved dietary guidelines that enhance vitamin D sufficiency and overall health for aging populations in the Arctic.

How similar studies have performed: Previous research has shown that dietary interventions can significantly impact health outcomes in both humans and animals, suggesting potential success for this approach.

Where this research is happening

Fairbanks, 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 2026-06-10 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.