On prostate cancer cells "death".

www.medicalnewstoday.com/articles/269775.php
Medical News Today
Rating: 4.1 - ‎18 votes
Dec 8, 2013 - New research suggests that a component found in grape seed extract is effective in killing prostate cancer cells. This is according to a study ...


Unfortunately, not enough funds and research has been done on OPC's on cancers YET.


More cancer research info:

http://www.newsmax.com/.../grape-see...act.../610690/
Newsmax Media
Dec 2, 2014 - Tags: Cancer | grape seed | extract | wine | supplement | cancer ... whether grape seed extract prevents cancer in addition to helping treat it.