Medically reviewed by Ashley Baumohl, RD Vitamin D (calciferol) is a fat-soluble vitamin that helps support strong bones, ...

Vitamin D3 supplementation was associated with antihypertensive effects without significant between-dose differences among overweight older adults.

Vitamin D2 aids calcium absorption, strengthens bones, and supports immunity. Found in plants, it's used to treat vitamin D deficiency.

When Mayo Clinic researchers began studying vitamin D's effects on older adults' blood pressure, they didn't anticipate the ...

Vitamin D is crucial for bone health and the immune system, but excessive supplementation can lead to toxicity, causing serious health issues like hypercalcemia and kidney damage. The recommended ...

There are two types of vitamin D supplements available for over-the-counter purchase (vitamin D2 and vitamin D3). Vitamin D3 is the type that most experts believe should be utilized in clinical ...

The positive effects of vitamin D in different acute and chronic diseases (e.g., bone and renal disorders, acute and chronic respiratory tract infections, and diabetes mellitus), and regulation of ...