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  • Allison, A.M.A. and Chambers, D.H. "Effects of residual toothpaste flavor on flavor profiles of common foods and beverages." (Abstract) Journal of Sensory Studies. 2005. http://www.cababstractsplus.org/google/abstract.asp?AcNo=20053091920
  • Francis, Prof. Greg. "Lecture 36: Why toothpaste ruins your orange juice." Perdue University. http://www2.psych.purdue.edu/~gfrancis/Classes/PSY310/L36.pdf
  • O'Hare, Nick. Why does orange juice taste so awful after you brush your teeth?" The Guardian. September 27, 2007. http://entertainment.timesonline.co.uk/tol/arts_and_entertainment /books/article2538282.ece
  • Petrusso, Annette. "Toothpaste." How Products Are Made. 1995. http://www.enotes.com/how-products-encyclopedia/toothpaste
  • "Bitter taste in your mouth?" University of Utah. February 21, 2003. http://unews.utah.edu/p/?r=031406-55
  • "Orange juice and toothpaste." U.S. Department of Energy. http://www.newton.dep.anl.gov/askasci/chem00/chem00216.htm
  • "Why does orange juice taste odd after toothbrushing?" Science Made Simple. http://www.sciencemadesimple.co.uk/page50g.html
  • "Why does orange juice taste so bad after brushing your teeth?" Australian Broadcasting Corporation. June 22, 2006. http://www.abc.net.au/goldcoast/stories/s1669605.htm
  • "Why does orange of grapefruit juice taste so nasty after I brush my teeth?" University of Wisconsin-Madison. November 20, 2007. http://www.news.wisc.edu/14477