Contact Information

.(JavaScript must be enabled to view this email address)

Marcia Pelchat


Associate Member Emerita, Monell Chemical Senses Center


Ph.D., Physiological Psychology; University of Pennsylvania

Research Summary

Development and modification of food preferences in humans: Specific areas of interest include methods of increasing acceptance of novel foods, mechanisms and measurement of food cravings, the effects of chemosensory (gustation, olfaction & chemesthesis) loss on food preferences in the elderly, picky eating in adults, addiction, obesity, sensory methods.


aging, obesity, craving, human, picky eating, gustation, olfaction, food selection, brain imaging, psychophysics

Recent Publications

Alonso-Alonso, M.; Woods, S.C.; Pelchat, M.; Grigson, P.; Stice, E.; Farooqi, S.; Khoo, C.; Mattes, R.; Beauchamp, G.K. (2015). Food reward systems: current perspectives and future research needs. Nutrition Reviews, 73, 296-307.

Kauer, J.; Pelchat, M.; Rozin, P.; Zickgraf, H. (2015). Adult picky eating: Phenomenology, taste sensitivity, and psychological correlates. Appetite, 90, 219-228.

Lahne, J.; Trubek, A.B.; Pelchat, M.L. (2014) Consumer sensory perception of cheese depends on context: a study using comment analysis and linear mixed models. Food Quality and Preference, 32, 184-197.

Pelchat, M.L.; Bryant, B.; Cuomo, R.; Di Salle, F.; Fass, R.; Wise, P. (2014) Carbonation: A review of Sensory Mechanisms and Health Effects. Nutrition Today, 49, 308-312.

Coldwell, S.E.; Mennella, J.A.; Duffy, V.B.; Pelchat, M.L.; Griffith, J.W.; Smutzer, G.; Cowart, B.J.; Breslin, P.A.S.; et al. (2013) Gustation assessment using the NIH Toolbox. Neurology, 80 (SUPP), 1-5.

Corsica, J.A.; Pelchat, M.L. (2010) Food addiction: true or false? Current Opinions in Gastroenterology, 26, 165-169.

Pelchat, M.L.; Bykowski, C.; Duke, F.; Reed, D.R. (2010) Excretion and perception of a characteristic odor in urine after asparagus ingestion: A psychophysical and genetic study. Chemical Senses, 36, 9-17.

Pelchat, M.L. (2009) Food addiction in humans. Journal of Nutrition, 139, 620-622.

Pelchat, M.L.; Johnson, A.; Chan, R.; Valdez, J.; Ragland, J.D. (2004) Images of desire: Food-craving activation during fMRI. NeuroImage, 23, 1486-1493.

Delwiche, J.F.; Pelchat, M.L. (2002) Influence of glass shape on the perception of wine aroma. Journal of Sensory Studies, 17, 19-28.

Pelchat, M.L. (2002) Of human bondage: Food craving, obsession, compulsion, and addiction. Physiology & Behavior, 76, 347-352.

Pelchat, M.L.; Blank, F. (2001) A scientific approach to flavors and olfactory memory. In: Walker, H. (ed.) Food and the Memory: Oxford Symposium on Food and Cookery, 2000 Proceedings. Devon, UK: Prospect Books, 192-198.

Pelchat, M.L. (2001) Is age-related olfactory loss uniform across odorants? In: Lorig, T.S. (Ed.) Compendium of Olfactory Research. Dubuque, Iowa: Kendall/Hunt Publishing Company, 3-12.

Pelchat, M.L. (2000) You can teach an old dog new tricks: Olfaction and responses to novel foods by the elderly. Appetite, 35, 153-160.

Pelchat, M.L.; Schaefer, S. (2000) Dietary monotony and food cravings in young and elderly adults. Physiology & Behavior, 68, 353-359.

Pelchat, M.L.; Beauchamp, G.K. (1999) Sensory and taste preferences of chocolate. In: Knight, I. (ed.) Chocolate and Cocoa. Oxford: Blackwell Science, 310-320.