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Edible "Stop Signs" Remind Us to Eat Less, Cornell University and Yale University Study  
5/22/2012 7:07:50 AM

By marking serving sizes with implicit—but edible—cues to stop eating, researchers report a reduction in the number of potato chips participants ate in a sitting. As part of an experiment carried out with two groups of college students (98 students total) while they were watching video clips in class, researchers from the Cornell University Food and Brand Lab served tubes of Lays Stackables, some of which contained chips dyed red.