About the VITAL Study

Study Findings

VITAL-Related Publications

VITAL in the News

Ancillary Studies

Study Q&A

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Contact Us

Brigham and Women's Hospital

BWH Division of Preventive Medicine



VITAL Researchers Announce Trial Findings!

Please click on our Nov. 2018 study newsletter or here for a summary of the results

Participant Perspective:
What does VITAL
mean to me?

We are interested in knowing what motivated you to join VITAL—and why you think it is important to continue participating until the study is over. Please let us know via e-mail or postal mail.

Click here to view a sampling of participant responses received to date.

Click here to see birthday cards created by your fellow VITAL participants.

Click here to view
a thank you video
by Dr. JoAnn Manson (October 2014).

play button

Welcome to the VITAL Study

Welcome to the Web site of the VITamin D and OmegA-3 TriaL (VITAL) at Brigham and Women’s Hospital, an affiliate of Harvard Medical School, in Boston, Massachusetts. VITAL is an ongoing research study in 25,871 men and women across the U.S. investigating whether takingJoAnn daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids (Omacor® fish oil, 1 gram) reduces the risk for developing cancer, heart disease, and stroke in people who do not have a prior history of these illnesses. Please click on Study Q&A to learn more about this important research endeavor.

The website is updated regularly to Juilekeep participants informed about the study’s progress, as well as health topics that we hope are of interest. We also answer frequently asked questions from participants on this website.

Thank you for your interest!

JoAnn Manson, MD
Julie Buring, ScD
VITAL Study Directors

Read more about JoAnn Manson.
Read more about Julie Buring.

VITamin D and OmegA-3 TriaL (VITAL Study)
Brigham and Women's Hospital, an affiliate of Harvard Medical School
900 Commonwealth Avenue East
Boston, Massachusetts 02215
Telephone: 1-800-388-3963
E-mail: vitalstudy@partners.org
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