There are two primary forms of vitamin D: vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Both forms can be obtained through diet or supplements, but they differ in their sources and ...

vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). While both forms serve similar functions in the body, there are ...

Vitamin D has two forms: D2 and D3. Vitamin D2 comes from plant-based sources. Vitamin D3 is found in some fish and produced ...

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 ...