You might be interested in something i only just found the other day called "The Starch Solution", that relates very much to this subject. I can't comment too much about it yet, but of what i have seen and read of it thus far it has been very interesting. There is loads of free information/videos on his site, but this is the first one i found on youtube:
And a whole bunch of free lectures: Free eLectures | Dr. McDougall's Health & Medical Center It has been food for thought at least for me..