If you have low vitamin D, the best way to make sure you are getting enough is to take a dietary supplement. Talk to your ...

Women between ages of 30 and 70 need about 600 international units, and once they're over 70, that number goes up to about ...

Another key difference between the two forms of vitamin D is their source. “Vitamin D2 is usually produced by plants when ...

When the sun is out, your body can potentially make its own vitamin D, but it still may make sense to continue with ...

Both Vitamin D2 and D3 are inactive forms of Vitamin D. After you get Vitamin D from sunlight, food, or supplements, your body converts it into an active form called calcitriol.

As a supplement, vitamin D3 has a higher bioavailability than vitamin D2, meaning it’s more easily absorbed into the gut, says Laura Domrose, a registered dietitian nutritionist at The Ohio ...

Vitamin D3 (cholecalciferol) generally proves more effective at raising blood levels than vitamin D2 (ergocalciferol), with research showing approximately 30% greater potency.

Vitamin D2 is plant-based, while vitamin D3 comes from animal products and sunlight. Depending on your needs, one may be more effective than the other.

3 differences between vitamin D2 vs. D3 Both vitamin D2 and D3 are precursors to the active form of vitamin D in the body. That is to say, they’re both good for you and support healthy levels of ...

D3 is slightly more potent. The main difference between the two supplements is how they are made. D3 comes from animal sources, although it can be made from lichen. D2 is derived from plant sources.

To ensure that you are getting enough of all the different forms, keep reading to find out the difference between vitamin D, D2, D3, and how each of them are essential to your health.