"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 ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When you decide to spend money on a vitamin or supplement, you want to be sure it delivers. Which is why ...

Add Yahoo as a preferred source to see more of our stories on Google. Discover the benefits of each and whether you should take one over the other. There are few nutrients that've been more in the ...

Is vitamin D3 or vitamin D2 better? Known to promote the absorption of calcium, fat-soluble vitamin D also helps with bone growth and immune stability. This is why many people often incorporate ...

Vitamin D2 is plant-based; vitamin D3 comes from sunlight and animal products. Vitamin D3 may be more effective than D2 at raising vitamin D levels and sustaining them for longer. Vitamin D can be ...

Associate Professor, Case Western Reserve University School of Medicine; Clinical Specialist in Family Medicine, University Hospitals, Case Medical Center, Cleveland, Ohio A previous Ask the Experts ...

A new study suggests vitamin D2 supplementation on patients with psoriasis is superior to vitamin D3 supplementation, but there was no significant difference in heterogeneity. The efficacy and safety ...

Vitamin D3 maintains higher and more stable blood levels than vitamin D2. Vitamin D2 comes from plant sources like mushrooms ...