Clinical trial

Study of Vitamin D and Omega-3 Supplementation for Preventing Diabetes

NCT01633177

StatusCOMPLETED

Study typeINTERVENTIONAL

Start date2011-11-01

PhasePHASE3

Study timeline

Study start (actual)2011-11-01Date precision: month

Registry last updated2026-04-03

Observed by CureCurrent2026-10-07

Recorded dates are source observations, not predictions. Missing milestones are not estimated.

Conditions

Type 2 Diabetesunresolved

Interventions

Vitamin D3DIETARY_SUPPLEMENT

Omega-3 fatty acid (fish oil)DRUG

Vitamin D3 placeboDIETARY_SUPPLEMENT

Fish oil placeboDRUG

Sponsors & collaborators

Brigham and Women's Hospitallead sponsor

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)collaborator

Mapped research locations

BostonMassachusetts, United States1

Registry source

Open the source record to verify current eligibility, contacts, locations and registry updates.

Open NCT01633177 on ClinicalTrials.gov ↗

Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.