Vitamin D3 may help drastically reduced the risk of having a second heart attack, a new clinical trial has found.

Targeted doses to raise vitamin D levels appear to lower heart attack risks for people who have already had one. View on ...

A new study suggests that personalized vitamin D3 supplementation, tailored to individual blood levels, may significantly ...

Medically reviewed by Femi Aremu, PharmD Vitamin D3 helps your body absorb calcium, which is essential for healthy ...

What is vitamin D3? Your body creates this vitamin naturally when exposed to sunlight. In the winter, however, we tend to stay inside more, making it harder to get the proper amount of D3. There are a ...