"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 ...

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

Vitamin D deficiency is very common, especially during the winter months with less sunlight. Add these foods to your diet to help.

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"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 ...

Vitamin D is an essential nutrient in the human body and plays a major role in maintaining cognitive function, immune health and bone health. Even if you are not vitamin D-deficient, you may not be ...

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 ...

Discover the most effective ways to boost your vitamin D levels and prevent vitamin D deficiency, including safe sun exposure ...