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Related Concept Videos

Regulation of Food Intake01:30

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Sucrose Preference and Novelty-Induced Hypophagia Tests in Rats using an Automated Food Intake Monitoring System
07:33

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Published on: May 8, 2020

Food intake norms increase and decrease snack food intake in a remote confederate study.

Eric Robinson1, Helen Benwell, Suzanne Higgs

  • 1School of Psychology, University of Birmingham, Birmingham B15 2TT, UK. eric.robinson@liverpool.ac.uk

Appetite
|February 6, 2013
PubMed
Summary
This summary is machine-generated.

Social factors significantly impact eating habits. This study shows that perceived food intake norms, whether high or low, can powerfully influence how much people eat, demonstrating a bi-directional effect.

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Last Updated: May 14, 2026

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Published on: February 19, 2021

Area of Science:

  • Psychology
  • Behavioral Science
  • Social Psychology

Background:

  • Social factors are known to influence individual food consumption patterns.
  • The remote confederate paradigm has been used to study social influences on eating, but not to demonstrate bi-directional effects of intake norms within the same study.

Purpose of the Study:

  • To investigate the bi-directional influence of high and low food intake norms on actual food consumption.
  • To examine if trait empathy moderates the effect of perceived food intake norms on eating behavior.

Main Methods:

  • A remote confederate design was employed with 64 undergraduate psychology students.
  • Participants were exposed to either a high intake norm, a low intake norm, or a control condition (no norm).
  • Cookie consumption was measured, and trait empathy was assessed.

Main Results:

  • Exposure to a high intake norm significantly increased cookie consumption compared to the control.
  • Exposure to a low intake norm significantly decreased cookie consumption compared to the control.
  • Trait empathy did not moderate the influence of food intake norms on consumption.

Conclusions:

  • Perceived food intake norms exert strong bi-directional effects on food consumption.
  • Social norms regarding eating can both increase and decrease intake within the same experimental context.
  • Individual differences in trait empathy do not appear to influence the impact of these norms.