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Related Experiment Videos

Taste responsiveness in anorexia nervosa

Y Simon1, F Bellisle, M O Monneuse

  • 1Service de Psychiatrie, Hôpital Erasme, Bruxelles, Belgium.

The British Journal of Psychiatry : the Journal of Mental Science
|February 1, 1993
PubMed
Summary

Anorectic females dislike fatty foods more than controls, but sweet taste perception is similar. Both groups show reduced taste preferences after eating, indicating satiety aversion in anorexia nervosa.

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Area of Science:

  • Neuroscience
  • Psychology
  • Human Physiology

Background:

  • Eating disorders, such as anorexia nervosa, involve complex alterations in appetite regulation and sensory perception.
  • Understanding taste preferences in anorexia nervosa is crucial for developing targeted interventions.

Purpose of the Study:

  • To investigate taste preferences for sugar/fat mixtures in individuals with anorexia nervosa compared to healthy controls.
  • To determine if sweet taste perception or fat aversion differs between these groups.

Main Methods:

  • Recruited 12 female patients with anorexia nervosa and 14 healthy controls from a Paris eating-disorders clinic.
  • Assessed taste preferences after an overnight fast and 2 hours post-meal.
  • Evaluated perceptions and preferences for sweet taste and fat-rich foods.

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Main Results:

  • Anorectic patients exhibited a greater dislike for fat-rich foods compared to controls.
  • No significant differences were found in sweet taste perception between anorectic females and controls.
  • Both groups showed equally reduced taste preference ratings after lunch, suggesting post-meal satiety aversion.

Conclusions:

  • Individuals with anorexia nervosa display an aversion to fat, which may contribute to their eating behaviors.
  • Sweet taste perception is not fundamentally altered in anorexia nervosa.
  • Satiety-induced taste aversion to sucrose is present in anorexia nervosa, similar to healthy individuals.