1, Best high-dose: Thorne Vitamin D 10,000 IU You may notice that most vitamin D supplements on the market are D3. That’s because vitamin D3 is more potent and better absorbed than vitamin D2.

What is vitamin D3? Your body creates this vitamin naturally when exposed to sunlight. In the winter, however, we tend to stay inside more, making it harder to get the proper amount of D3. There ...

Vitamin D3 has several benefits and should be in your supplement routine What is vitamin D3? Your body creates this vitamin naturally when exposed to sunlight.