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.

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 ...

There are two primary forms of vitamin D—D2 (ergocalciferol) and D3 (cholecalciferol ... doctors often prescribe ergocalciferol 50,000 units (Vitamin D2) to quickly restore vitamin D levels.

While both can raise vitamin D levels, Vitamin D3 is generally more effective at ... both as a prescription (high-dose ergocalciferol 50,000 units) for severe deficiency and as an over-the-counter ...