The controversy over vitamin D is hearty enough to confuse even seasoned rheumatologists, says Nathan Wei, MD, The Arthritis Treatment Center, Frederick, Md.
Explore this issueSeptember 2015
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“It’s like what you hear with coffee. One week, [a study finds] coffee is … good for you; the next week, there’s a study saying it’s bad for you,” he says.
Vitamin D appears to be in the same conundrum right now in rheumatology. Although there’s the general thought that optimal levels can be beneficial for patients, it’s not always clear how much is needed, how much vitamin D contributes to disease development, and whether D has any protective factor against rheumatic disease.