The first thing you could do to find out if you’re vitamin D deficient is try an at-home blood test – they’re readily ...

Signs You May Be Low in Vitamin D. The most reliable way to know is with the 25-hydroxy vitamin D test, says Sangwan. But ...

Low Vitamin D levels are a growing concern for fertility. Research shows a strong link between deficiency and reduced success ...

A new vitamin K-based treatment could help replenish lost neurons in Alzheimer's patients, offering hope for slowing ...

Taking iron and vitamin D supplements together is a safe way to correct nutrient deficiencies and get the benefits of each.

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

Vitamin D3 is more effective than D2 for raising vitamin D levels, per a new study review. Here, experts explain what that ...

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

A study found that daily vitamin D supplements helped slow telomere shortening—the cellular process linked to aging and ...

Severe air pollution is blocking sunlight and worsening vitamin D deficiency, prompting experts to recommend daily ...

Taking vitamin B12 supplements may cause you to burn the midnight oil, experts warn. "Overly high levels of B12 can lead to ...

Dr. Paul Kalliokoski told Newsweek that routine screening in early pregnancy for women in risk groups would be "a prudent ...