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Prospective Studies of Dietary Vitamin D and Breast Cancer: More Questions Raised than Answered

Elizabeth R. Bertone-Johnson
DOI: http://dx.doi.org/10.1111/j.1753-4887.2007.tb00271.x 459-466 First published online: 1 October 2007


Prospective studies suggest that dietary vitamin D may at least modestly reduce the risk of breast cancer. This review addresses issues raised by recent studies, including differences in findings related to dietary source of vitamin D, menopausal status, and tumor characteristics. It also discusses the optimal timing of vitamin D assessment.

  • breast cancer
  • vitamin D
  • diet