Vitamin D and Omega-3 Trial (VITAL)

PHASE3Active, not recruitingINTERVENTIONAL
Enrollment

25,871

Participants

Timeline

Start Date

July 31, 2010

Primary Completion Date

November 10, 2018

Study Completion Date

May 31, 2026

Conditions
CancerCardiovascular Disease
Interventions
DIETARY_SUPPLEMENT

vitamin D3

Vitamin D3 (cholecalciferol), 2000 IU per day.

DRUG

omega-3 fatty acids (fish oil)

Omacor, one 1-gram capsule per day. Each capsule of Omacor contains 840 milligrams of marine omega-3 fatty acids (465 mg of eicosapentaenoic acid \[EPA\] and 375 mg of docosahexaenoic acid \[DHA\]).

DIETARY_SUPPLEMENT

Vitamin D3 placebo

Vitamin D placebo

DIETARY_SUPPLEMENT

Fish oil placebo

Fish oil placebo

Trial Locations (1)

02215

Brigham and Women's Hospital, Boston

Sponsors
All Listed Sponsors
collaborator

National Cancer Institute (NCI)

NIH

collaborator

National Heart, Lung, and Blood Institute (NHLBI)

NIH

collaborator

Office of Dietary Supplements (ODS)

NIH

collaborator

National Institute of Neurological Disorders and Stroke (NINDS)

NIH

collaborator

National Center for Complementary and Integrative Health (NCCIH)

NIH

collaborator

Pharmavite LLC

INDUSTRY

collaborator

Pronova BioPharma

INDUSTRY

collaborator

BASF

INDUSTRY

lead

Brigham and Women's Hospital

OTHER