Healthy vitamin D levels associated with significant decrease in cancer risk among womenA recent pooled analysis of a randomized trial and prospective cohort study determined that women with vitamin D levels of at least 40 ng/ml were associated with > 65% reduced risk of developing cancer.
Here's a link to the original research article:
Serum 25-Hydroxyvitamin D Concentrations ≥40 ng/ml Are Associated with >65% Lower Cancer Risk: Pooled Analysis of Randomized Trial and Prospective Cohort Study
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