1. Brand-Miller, J. (2014, August 8). About Glycemic Index.http://www.glycemicindex.com/about.php Retrieved October 5, 2015.
2. Clarke, J. (2014). Complete Family Nutrition. New York: DK.
3. Brewer, S (2013). Nutrition. London: Oneworld Publications.
4. Farley, J. (August 25, 2011). Diet Can Affect your Mood and Energy Level. We have a better plan. Retrieved September 21, 2015 from http://www.jpfarley.com/blog/bid/44174/Diet-Can-Affect-Your-Mood-and-Energy-Level
5. Denton, C (2009). What Do Specific Foods Do? Retrieved September 21, 2015 from http://www.takingcharge.csh.umn.edu/explore-healing-practices/food-medicine/what-do-specific-foods-do
6. Deforest, K. (2015, 25 September) Health Teacher, North Star Academy.