Medically reviewed by Ashley Baumohl, RD Vitamin D (calciferol) is a fat-soluble vitamin that helps support strong bones, ...

Vitamin D supplements are popular for bone health and immunity. When is the best time to take vitamin D? Here's how to take it properly, according to experts.

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 ...

How to get more vitamin D Vitamin D can be divided into two types: D2 and D3. Vitamin D2 is found in plants, while D3 — which is considered the more effective form — is found in animal sources ...

There are two primary forms of vitamin D—D2 (ergocalciferol) and D3 (cholecalciferol). A vitamin D test, specifically the 25-hydroxyvitamin D blood test, is used to diagnose deficiency.

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 ...

Out of 17 vitamin D supplements, these eight brands made our best list. (SaVanna Shoemaker, RD) ...

Vitamin D insufficiency in cystic fibrosis is common. Vitamin D3 is currently preferred over D2. We aimed to study the efficacy of vitamin D2 and D3 at increasing serum 25-hydroxyvitamin D (s25OHD ...

It's interesting that multi-vitamins sometimes have D2 instead of D3. What does that mean? Vitamin D2 is from plants, it's ergocalciferol. It comes from plants that are irradiated by sunlight ...

1. Is Vitamin D2 as effective as Vitamin D3? While both can raise vitamin D levels, Vitamin D3 is generally more effective at maintaining long-term levels in the body. 2. Can I get enough Vitamin ...

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 ...