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Clinical Trial Summary

Vitamin D supplements are widely promoted for bone health. Both vitamin D and vitamin K are important for deposition of calcium in bone, but little is known about the relationship of vitamin K status and bone health.


Clinical Trial Description

The goal of VITAL: Interrelationship of Vitamin D and Vitamin K on Bone is to test whether vitamin K status is associated with incident fractures in a case-cohort design or modifies the randomized effects of vitamin D supplementation vs. placebo on 2-year changes in bone density and structure outcomes. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT04573946
Study type Interventional
Source Brigham and Women's Hospital
Contact
Status Active, not recruiting
Phase N/A
Start date July 1, 2019
Completion date September 2024

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