The Latest on Vitamin D and Breast Cancer

By: Rachel Pappas, Breast Cancer Survivor and Founder of www.1UpOnCancer.com.

The link between Vitamin D deficiency, breast cancer, and breast cancer recurrence is not new. But now Vitamin D has actually been shown to kill breast cancer cells.

I was so intrigued by what I read, I had to get on the phone with the clinical investigator myself, especially since I, and most of the women I know with breast cancer have a Vitamin D deficiency, and I hear it more and more.

JoEllen Welsh, PhD, a professor at GenNYsis Center for Excellence in Cancer Genomics in Albany, NY, has studied Vitamin D and breast cancer for 30 years, but for the first time, has incubated fresh human samples with Vitamin D. She took samples of early and late stage tumors, those with and without receptors for estrogen, progesterone, and HER2.

“Within days, half the cells shriveled and…