Haven't used GS yet but after reading this  --Researchers  from the 
University of Colorado Cancer Center reports that _grape seed extract  
outperforms 
chemotherapy_ 
(http://naturalsociety.us2.list-manage.com/track/click?u=c5729eaa404282c2f1165357d&id=4bb8829c59&e=62962a75dd)
  in targeting and 
destroying  advanced cancer cells.
Thought it would be worth  using it.... 
 
 Also-- PT, you asked where my son has his Acupuncture  practice----It is 
in a little town --Lakeville--- at the North end of one of the  finger 
lakes---South of Rochester NY...