A double-blind randomized phase 3 clinical trial led by Dana-Farber Cancer Institute researchers and conducted across several hundred cancer centers in the U.S. tested the addition of high-dose ...

A double-blind randomized phase 3 clinical trial led by Dana-Farber Cancer Institute researchers and conducted across several hundred cancer centers in the U.S. tested the addition of high-dose ...

Dear Dr. Roach: I have been diagnosed with vitamin D toxicity, according to the blood work from a month ago — my result was 122 ng/mL. I was taking high doses of vitamin D3 in pill form (15,000 IU a ...

Q: I have been diagnosed with vitamin D toxicity, according to the blood work from a month ago — my result was 122 ng/mL. I was taking high doses of vitamin D3 in pill form (15,000 IU a day for three ...

New research has established that high doses of vitamin D supplements can lead to fewer complications during childbirth but reduce a woman's chances of getting pregnant in the first place. The news ...

Vitamin D is known as "sunshine vitamin", and serves two essential purposes for human health: bone development and immune system support. However, even in a tropical country like India, Vitamin D ...

A bottle of B-complex vitamin pills. Image by By Ragesoss CC BY-SA 3.0 A bottle of B-complex vitamin pills. Image by By Ragesoss CC BY-SA 3.0 Some studies have reported that taking vitamin D may help ...

DEAR DR. ROACH: Am I taking too many vitamins, and are there benefits in taking all these vitamins? I started taking fish oil for my heart; 2,000 IU of vitamin D3 was suggested by my ...

A simple, affordable supplement may be one of the most powerful tools in your anti-aging arsenal—and it’s not the latest ...