Researchers examined data from controlled trials and found that taking vitamin D2 led to a reduction in vitamin D3 levels, in ...

Sunlight and diet provide most of our vitamin D, but in modern life, many people struggle to maintain optimal levels. Whether ...

USANA (NYSE:USNA), a global leader in cellular nutrition, is bringing a little more sunshine to wellness. Its top-rated ...

The Lyma Supplement is packed with plenty of vitamin D3, alongside other patented nutraceuticals such as turmeric, saffron, ...

Learn how vitamin D functions and may affect diabetes, heart disease, cancer, and dementia risk. Plus, how it could benefit ...

The best supplements to balance hormones include magnesium, calcium, omega-3 fatty acids, vitamins D, B6, and B12, adaptogens ...

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Exhaustion is the number-one sign of a vitamin D deficiency. So if you’re feeling tired—even when you’ve gotten enough ...

Researchers analyzed 11 trials with 655 adults and discovered that taking vitamin D2 supplements decreases the body's vitamin ...

Winter's reduced sunlight can lead to vitamin D deficiency, weakening bones and increasing fracture risk. Orthopedic ...

We've assessed vitamin D supplements from brands including BetterYou, Boots, Holland & Barrett, Vitabiotics and more to uncover the best ...