Official Answer
In D” now refers to several different forms. The two forms important in humans are: ergocalciferol (vitamin D2) and cholecalciferol (vitamin D3). Vitamin D2 is a synthetic form (man made) and Vitamin D3 is the internal form that we make.
German researcher Adolf Windaus first discovered 3 forms of vitamin D, which he called D1, D2, and D3.
What Are The Main Differences Between Vitamin D And D3?
Rather, your choices will be vitamin D2 (What is vitamin D2?). Or vitamin D3 (What is vitamin D3?).
Vitamin D (D2) comes from plant sources, such as wild mushrooms, as well as fortified foods, such as milk or cereal products. The 50,000 IU capsules are prescription only, while lower strengths are available over-the-counter. When your skin is exposed to sunlight, it produces vitamin D3.
For this reason, it is sometimes referred to as the sunshine vitamin. Its strength is also measured in international units.
Main Differences Between Vitamin D And D3 Vitamin D2 Vitamin D3 Drug Class Vitamin D Analog Vitamin D Analog Brand/Generic Status Brand And Generic Available Brand And Generic Available What Is The Generic Name?
Ergocalciferol or vitamin D2
Drisdol, Calcidol, Calciferol Cholecalciferol, Vitamin D, Or Vitamin D3
Decara, Dialyvite D3 Max What Form(S) Does The Drug Come In?
Indefinite Indefinite Who Typically Uses The Medication?
Infants, children, adolescents, and adults Infants, children, adolescents, and adults.
Supplements 101: Vitamin D
It’s a family of nutrients that shares similarities in chemical structure. In your diet, the most commonly found members are vitamin D2 and D3.
What Is Vitamin D1 D2 D3?
Subsequently, it’s rather hard to explain the difference between D1 and D2 since “vitamin D1” technically doesn’t exist.