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 ...

Both vitamins D2 and D3 are available as over-the-counter (OTC) dietary supplements. While most people don’t need a ...

Millions of people take some kind of dietary supplement along with prescription medications. Here are the supplements and ...

The most common vitamin D compounds are vitamin D2 and vitamin D3, which come from different natural sources. Doctors generally prescribe vitamin D2 supplements if you have a vitamin D deficiency ...