Find out how vitamin C and vitamin D function in your body, their role in immune defense, and how much you may need for optimal support.

Other supplements may add to or enhance the benefits of magnesium, which can regulate your mood and help you manage anxiety and stress. ...

VITAMIN D IS important. It builds strong bones and helps your immune system do its job. You may have also heard that vitamin D is good for your heart, except scientists are still researching how much ...

Unlock vitamin D's full potential by understanding its crucial partners: magnesium and vitamin K2. Magnesium is vital for vitamin D's activation, ensuring it effectively supports bone health and ...

SEATTLE — As Pacific Northwesterners go deeper into the "big dark," some may wonder about their vitamin D levels. "It's so unique because it's the one vitamin that we actually get from the sun, ...

Which vitamin D supplements are best? There is nothing quite like enjoying some fun in the sun to provide your body with some much-needed vitamin D. If you cannot be out in the sun, have a milk ...

In today’s crowded supplement market, consumers are surrounded by promises of quick fixes and miracle cures. But many of these so-called health aids fail to hold up under scientific scrutiny. Below ...

Share on Pinterest A new study compared the vitamin D boosting capacity of two forms of vitamin D: D2 and D3. Viktoriya Skorikova/Getty Images Vitamin D deficiency is associated with an increased risk ...

Vitamin D is known to be essential to many aspects of human health — but a new study suggests that taking a certain form of it can have a negative effect. The more potent and longer-lasting form, ...

Vitamin D supplements come in two main types: D2 and D3, and a new meta-analysis finds that taking D2 often lowers blood levels of D3. The researchers pooled data from randomized controlled trials and ...