Nuts!

Eating more nuts every day (walnuts, hazelnuts and so on) is an excellent way to control your appetite and help pre-diabetes states …

http://www.sciencedaily.com/releases/2011/11/111102125348.htm

A possible link between type 2 diabetes and low levels of Vitamin D ...

http://www.sciencedaily.com/releases/2010/06/100621091209.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily+%28ScienceDaily%3A+Latest+Science+News%29