HOUSTON – Vitamin D has been used during the treatment of COVID-19 patients. Many people are taking it to prevent severe infections and some believe it could help strengthen their immune system to ...

There's no ideal time to take a vitamin D supplement for maximum absorption, but what you take it with can have an impact.

Low levels of Vitamin D have been shown to be associated with a higher risk of having a cardiac event, like a heart attack or stroke. For this reason, treatment by Vitamin D pills or injections are ...

Medically reviewed by Jamie Johnson, RDN Key Takeaways Too much vitamin D can lead to harmful health effects, including high ...

Q: I have read that older adults may not get enough vitamin D in winter. My father-in-law is 73 years old. He’s from Florida, but he’s spending a year with us here in Maine. He can’t be outdoors all ...

Medically reviewed by Allison Herries, RDN Key Takeaways Vitamin D plays a vital role in overall health. It is a fat-soluble ...