Research: Circulating vitamin D concentration and risk of seven cancers

Circulating vitamin D concentration and risk of seven cancers: Mendelian randomisation study – The BMJ (free)

Commentary: Vitamin D level not associated with cancer risk – Clinical Adviser (free)

“These results, in combination with previous literature, provide evidence that population-wide screening for vitamin D deficiency and subsequent widespread vitamin D supplementation should not currently be recommended as a strategy for primary cancer prevention”.