Next time you choose a vitamin E supplimentation make sure there is recommended amount of vitamin E -- gamma and delta-tocopherols rather than alpha-tocopherol. Because the recent studies suggest that gamma and delta-tocopherols are effective in preventing cancers but not the alpha version which in fact promotes cancer.
source:
http://www.sciencedaily.com/releases/2012/04/120423132015.htm
and
http://cancerpreventionresearch.aacrjournals.org/content/early/2012/04/14/1940-6207.CAPR-12-0045
source:
http://www.sciencedaily.com/releases/2012/04/120423132015.htm
and
http://cancerpreventionresearch.aacrjournals.org/content/early/2012/04/14/1940-6207.CAPR-12-0045