For the last few years now my mom'sb een really in to this "Doctor Oz" guy taking his health and diet advice, watching his show, visting his website regularly (on my comptuer no less). I honestly don't know. I talked to Hawkeye about it but i'd also like to get the opinion of the rest of the community.
http://www.doctoroz.com/
Lots of good reading material for you: http://www.sciencebasedmedicine.org/?s=oz