Vitamin D2 and D3 are the two main forms of vitamin D. Vitamin D2 is present in plants and yeast, while D3 comes from animal sources. Vitamin D is essential for a range of bodily functions such as ...

When it comes to the sunshine vitamin, most of us could use a boost. The variations of vitamin D are all essential nutrients for our bodies, but you may find yourself asking: what’s the difference ...

Medically reviewed by Melissa Nieves, LND Key Takeaways Vitamin D3 maintains higher and more stable blood levels than vitamin ...

Beyond skeletal strength, these two forms of Vitamin D also play important roles in immune function, supporting the body's ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The supplement aisle can be chaotic — an endless wall of brands and formulations to supposedly support ...

Low levels of vitamin D seem to raise your risk of heart attack but scientists are still figuring out why—and whether ...