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 ...
METHODS: An 89-year-old female resident of the Wisconsin Veterans Home, a skilled nursing facility in King, Wisconsin, was receiving long-term treatment with ergocalciferol (vitamin D2 ...
vitamin D2 and D3 are called out on various labels, too. What exactly is the difference between D, D2, and D3? Are they all forms of the same vitamin, or is each one a completely different nutrient ...