Over-use of some supplements can increase risk for cancer

Data presented at the annual meeting of the American Association for Cancer Research here in Philadelphia have again confirmed that the use of selenium and vitamin E supplements to raise levels of these agents to higher than normal levels is not a very good idea when it comes to cancer prevention. … READ MORE …

Time for men to stop taking OTC vitamin E and selenium supplements

According to a media release issued by the Fred Hutchinson Cancer Research Center late last Friday, “high-dose supplementation with both the trace element selenium and vitamin E increase the risk of high-grade prostate cancer.  But importantly, this risk depends upon a man’s selenium status before taking the supplements.” … READ MORE …

Selenium, vitamin E, soy, and prostate cancer prevention

A new Canadian study just reported in the Journal of Clinical Oncology has failed to find any significant benefit from the use of vitamin E, selenium, and soy protein supplements in the prevention of prostate cancer. … READ MORE …

Vitamin E derivative active against prostate cancer tumors in mice

The SELECT trial, carried out between 2001 and 2008, clearly showed that vitamin E supplements had no effect on the prevention of prostate cancer in men over 50 years of age. However, there is still a belief in many quarters that vitamin E derivatives may have clinical activity against prostate cancer. … READ MORE …

Prostate cancer news reports: Friday, June 26, 2009

Today’s prostate cancer news report summary includes items dealing with:

  • The epigenetics of prostate cancer and their potential importance
  • Selenium + vitamin E + lycopene (in mice)
  • Gleason 7: 4 + 3 versus 3 + 4 — it’s important
  • Proton beam radiotherapy — a topical review
  • EBRT + low dose, permanent seed brachytherapy … READ MORE …

More bad news on the supplement front

According to data from the Physicians Health Study announced on Sunday at a conference held by the American Association for Cancer Research, and reported today in USA Today, neither vitamin E nor vitamin C have any effect on the prevention of prostate or other forms of cancer. … READ MORE …

Neither selenium nor vitamin E supplements reduce risk for prostate cancer

Following an independent, initial review of the study data, the National Cancer Institute and the Southwest Oncology Group have stopped the 35,000-man SELECT study (Selenium and Vitamin E Cancer Prevention Trial). Apparently the supplements were not effective together or on their own in this four-arm trial. … READ MORE …