Could a simple vitamin stop another heart attack?
Disease control
Completed
This study tested whether getting vitamin D levels to a healthy range could help prevent serious heart-related problems in people who recently had a heart attack. Over 600 participants were randomly assigned to either receive standard care or have their vitamin D levels carefully…
Phase: PHASE4 • Sponsor: Intermountain Health Care, Inc. • Aim: Disease control
Last updated Mar 25, 2026 14:09 UTC