Please see the post on the articles of interest site which trys to explain some of the complexities of fat usage, and other issues to consider at the same time as looking at how much and how to take GLA if it is for you.
See the third from last paragraph of the trial below which seems to suggest powerful synergystic potential for trastuzumab and GLA.
You may wish to discuss it with your advisors
http://www.ncbi.nlm.nih.gov/entrez/q...linolenic+acid
RB