Nestle Health Science CEO Luis Cantarell (L) and Nestle Chairman Peter Brabeck-Letmathe talk before a news conference for the creation of the Nestle Institute of Health Sciences at the Swiss Federal Institute of Technology (EPFL) in Ecublens, near Lausanne , September 27, 2010. Nestle, the world's biggest food group, is setting up this unit to make food that will prevent and treat chronic diseases such as diabetes or Alzheimer's, underlining its focus on the profitable health and wellness area. REUTERS/Valentin Flauraud (SWITZERLAND)