The US government has just revised the food pyramid - the diagram that's been with us for decades that is supposed to remind people how to eat well. The model needed a revision, and the new version, called Choose my plate , is a big improvement. 

The Healthy Mind Platter has seven essential mental activities necessary for optimum mental health in daily life. These seven daily activities make up the full set of ‘mental nutrients' that your brain needs to function at it's best. By engaging every day in each of these servings, you enable your brain to coordinate and balance its activities, which strengthens your brain's internal connections and your connections with other people.

To read more about the Healthy Mind Platter...read this pdf academic article by Dr. David Rock, Daniel J. Siegel, Steven A. Y Poelmans, and Jessica Payne  http://www.davidrock.net/files/02_The_Healthy_Mind_Platter_US.pdf