Vitamin D has two forms: vitamin D2 (ergocalciferol) derived from plant-based sources and vitamin D3 (cholecalciferol) found in some fish and meat and produced by your body when exposed to sunlight.

“There are two main dietary forms, vitamin D2 (ergocalciferol) and D3 (cholecalciferol). Either form is fine to use but they need to be activated inside the body to 1,25-dihydroxyvitamin D.

A new study suggests that high doses of vitamin D supplements could help reduce disease activity among multiple sclerosis ...

For example, vitamin D3 is more effective than vitamin D2 at boosting blood levels, but both are found in supplements. Dosage, form, and added ingredients can vary widely among products.

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 ...

There are two main forms of vitamin D: vitamin D3 and vitamin D2. They are similar but are obtained from different sources, per the NIH. These are both inactive when they are absorbed in the small ...

the human body is better able to absorb vitamin D3 than D2. So it's ideal to go for a D3 supplement. (You can read more about the difference between D2 and D3 in the FAQ section below.) ...

One study found that both Vitamin D2 and D3 are as equally bioavailable in orange juice as taking vitamin D capsules, meaning the body can still absorb the vitamins well. Milk is another drink ...

Is vitamin D the same as D3? Vitamin D3 and its counterpart, D2, are both forms of vitamin D. Both types of vitamin D provide the same benefits and contribute to your overall vitamin D level.

Breastfed infants and children with certain medical conditions are also susceptible to vitamin D deficiency. If a healthcare professional has recommended a vitamin D supplement for calcium ...

Vitamin D3 seemed more effective than D2 at raising this important blood test. Furthermore, preliminary work showed that enzymes in the liver and the final vitamin D receptors (VDR) in important ...