Do vitamin D and/or calcium prevent bone loss for men on ADT?

A newly published report has questioned the value of recommended doses of calcium and vitamin D supplements for men at risk for lower bone mineral density because of their use of androgen deprivation therapy (ADT) for prostate cancer. … READ MORE …

Vitamin D supplements may increase prostate cancer risk (at least among Finnish smokers)

Proving the point that (at least in prostate cancer) if you look carefully enough you can always find a study that supports your particular point of view, a new report from researchers at the National Institutes of Health and partner organizations has now demonstrated that, “High blood levels of vitamin D may increase a man’s risk of prostate cancer.” … READ MORE …

Low vitamin D levels “prevalent” in early stage prostate cancer?

Vitamin D insufficiency is currently defined as a serum level 25-hydroxy vitamin D that is less than 75 nmol/l. (And there are many who think that a higher minimum level might be appropriate.) … READ MORE …

Vitamin D, cancer prevention, research data, and media releases

There is an interesting article just published in Anticancer Research that comes to the conclusion that, “Universal intake of up to 40,000 IU vitamin D per day is unlikely to result in vitamin D toxicity.” However, one needs to interpret the content of this article — and this conclusion — with some care. … READ MORE …

The vitamin D saga … another data analysis

Nearly a year ago now we reported data from one relatively large study that suggested there was no direct connection between intake of vitamin D (in its 25-hydroxy vitamin D formulation) and risk for prostate cancer. … READ MORE …

IOM panel changes recommendations for vitamin D

A new report from an independent panel of experts, coordinated by the Institute of Medicine (IOM), has recommended significant changes in the standard daily intake and the upper limits of daily intake of vitamin D. … READ MORE …

Vitamin D and prostate cancer — the saga continues

There is significant evidence that serum levels of vitamin D have impact on the overall health of people as they age, and there has been some (largely laboratory-based) evidence of a specific association between vitamin D levels and risk for prostate cancer. … READ MORE …