Do visuals cues sign the end of a meal?

Participates who unknowingly ate from bottomless soup bowls ate 73% more soup,

but they did not believe they had eaten more or were more sated than those eating from

normal bowls

Brian Wansink, James E. Painter, and Jill North Bottomless Bowls: Why Visual Cues of Portion Size May Influence Intake Obesity Research, 2005;13:93-100

“Do we eat with our eyes or stomach?”

• 54 participants were monitored for their

• intake volume• Intake estimation• Consumption monitoring• Satiety

• Those assigned refillable soup bowls did not believe they had consumed more or felt more satiety then others.

Brian Wansink modeling the soup apparatus with the modified restaurant table.

Brian Wansink, James E. Painter, and Jill North Bottomless Bowls: Why Visual Cues of Portion Size May Influence Intake Obesity Research, 2005;13:93-100

“Results…”

• Those eating from refillable soup bowls unknowingly ate more soup.

• These participants ate 73% more then those who did not eat from the altered bowl.

Which bowl do you want?

Normal soup bowl PLUS 73%

Normal soup bowl

Do you eat with your eyes, thus eating 73% more?

Brian Wansink, James E. Painter, and Jill North Bottomless Bowls: Why Visual Cues of Portion Size May Influence Intake Obesity Research, 2005;13:93-100

Changing your environment to help your portion control

• Use smaller sized bowls, cups, and plates

• When buying bulk packages of food repackage them into serving sizes.

Brian Wansink, James E. Painter, and Jill North Bottomless Bowls: Why Visual Cues of Portion Size May Influence Intake Obesity Research, 2005;13:93-100

Portion Control fun

Brian Wansink explaining his research at the Ig Nobel award ceremony. This award is for quirky research that makes people think.

Interview with author, Brian Wansink http://www.amazon.com/gp/blog/post/PLNK3EL2KTDKSWVMX

Created by: Annalise Shumway

Study discussed in the Cornell Chronicle: http://www.news.cornell.edu/stories/Oct07/WansinkIgNobel.sl.html

More on this study, and other Food and Brand lab projects:

http://www.foodpsychology.cornell.edu/http://mindlesseating.org/

Youtube movie created by the lab: http://www.youtube.com/watch?v=1TP3MvwGS7Y&feature=channel

Brian Wansink, James E. Painter, and Jill North Bottomless Bowls: Why Visual Cues of Portion Size May Influence Intake Obesity Research, 2005;13:93-100