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Dietary Restraint: Far Too Complex to Dismiss as a Fallacy
Marle Alvarenga1, César Moraes1,2
1Postgraduate Program in Nutrition in Public Health, School of Public Health, University of São Paulo, São Paulo, Brazil.
The International Journal of Eating Disorders
|October 24, 2025
Summary
Dietary restraint is complex, not a fallacy. Simplistic views risk distorting understanding of eating disorders and weight management.
Area of Science:
- Psychology
- Nutrition Science
- Clinical Medicine
Background:
- Jansen's commentary suggests dietary restraint theory is a fallacy.
- This is based on Grilo and Pittman's findings linking rigid restraint to reduced binge frequency and weight loss.
Purpose of the Study:
- To argue against dismissing dietary restraint theory.
- To highlight the complexity of dietary restraint and its implications.
- To emphasize the need for integrating obesity and eating disorder research.
Main Methods:
- Critique of Jansen's commentary on dietary restraint theory.
- Analysis of existing research on dietary restraint, binge eating, and weight management.
- Discussion of the interplay between obesity and eating disorder fields.
Main Results:
- Dietary restraint is a complex issue, not a simple fallacy.
- Rigid restraint may be associated with reduced binge frequency and weight loss, but this does not invalidate the theory.
- Contrasting viewpoints exist regarding dietary restraint theory.
Conclusions:
- Dietary restraint theory should not be dismissed wholesale.
- Further integration between obesity and eating disorder research is crucial.
- Oversimplification of dietary restraint can negatively impact scientific understanding and clinical practice.
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