One form of vitamin D supplement can lower blood levels of another form of the same nutrient, according to a research review.

Not all vitamin D supplements are created equal, and new research suggests that one popular form may have an unexpected ...

Publication in the Journal of Bone and Mineral Research offers new insight into the long-term XLH treatment experiencePRINCETON, N.J., ...

Many people have heard of Vitamin K but are not quite sure what kind of nutrient it is or what it does. In fact, Vitamin K is ...

A new systematic review and meta-analysis finds that vitamin D supplementation safely raises serum vitamin D levels in ...

Find out what they really are—and what you can do about them.

Small changes can add up to meaningful health benefits. Try five simple tips this week to support your kidneys, blood sugar, ...

WASHINGTON, Oct. 10, 2026 / PurDentix today published a reviews, side effects and ingredients guide that lists every ingredient on its chewable tablet label and pairs each one with what the National ...

It is possible to get vitamin D from your diet but it’s rarely enough this time of year, so a supplement is generally advised ...

Why does sunshine make you feel happier? Discover how daylight affects your eyes, brain, body clock, sleep and mood, not just ...

Vitamin D2 supplements may influence calcium regulation by increasing blood calcium levels and reducing parathyroid hormone. | Integumentary System ...