Vitamin D2 is also known as "ergocalciferol," and vitamin D3 is also known as "cholecalciferol." This is important for patients who have purchased a dietary supplement that does not indicate the ...

Vitamin D exists in two main forms—D2 (ergocalciferol) and D3 (cholecalciferol), with the latter being more effective at raising blood levels of the vitamin. For Vitamin D to be activated in the ...

There are two main forms of vitamin D that are important for human health: vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). While both forms serve similar functions in the body, there are ...

Vitamin D, the sunshine vitamin, plays a crucial role in calcium absorption, bone health, muscle function, and immune ...

There are actually two types: Vitamin D2 or ergocalciferol, and Vitamin D3 or cholecalciferol. This latter is considered to be stronger at causing an increase in the circulating level of the ...

Most vitamin D sold to consumers is vitamin D3, and there are two primary forms of vitamin D available for use in dietary supplements: cholecalciferol (vitamin D3) and ergocalciferol (vitamin D2).