24 Mar 2015 Blackmores Institute Vitamin D may keep low grade prostate cancer from becoming aggressive 24 Mar 2015 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Taking vitamin D supplements could slow or even reverse the progression of less aggressive, or low-grade, prostate tumors without the need for surgery or radiation, new research reported this week at the 249th National Meeting & Exposition of the American Chemical Society (ACS), shows. The new research suggests that vitamin D supplementation may improve low-grade prostate cancers by reducing inflammation, perhaps lessening the need for eventual surgery or radiation treatment. × To continue reading this article, please Log In or Sign Up for access.