Vitamin D supplements may reduce risk of developing advanced cancer – Medical Xpress

For many years, investigators have been trying to pin down the tantalizing connection between vitamin D and cancer. Epidemiological studies have found that people who live near the equator, where exposure to sunlight produces more vitamin D, have lower incidence and death rates from certain cancers. In cancer cells in the lab and in mouse models, vitamin D has also been found to slow cancer progression. But the results of randomized clinical trials in humans haven’t yielded a clear answer. The Vitamin…

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