Related Experiment Video
Updated: Jan 19, 2026

A Treatment Package without Escape Extinction to Address Food Selectivity
Published on: August 21, 2015
A 1-day acceptance and commitment therapy workshop leads to reductions in emotional eating in adults
Mallory Frayn1, Sabrah Khanyari2, Bärbel Knäuper2
1Department of Psychology, McGill University, 2001 McGill College, Montreal, QC, H3A 1G1, Canada. mallory.frayn@mail.mcgill.ca.
Purpose:
Emotional eating has been defined as the tendency to overeat in response to negative emotions and is a symptom of emotion dysregulation. Interventions for emotional eating have been developed based on acceptance and commitment therapy (ACT). However, these interventions only address emotional eating in the context of weight loss programs and are therefore not available in a weight neutral context.
Methods:
The present study aimed to test the feasibility and acceptability of a 1-day ACT workshop that taught skills to reduce emotional eating, without promoting weight loss. The workshop was delivered in a single day and aimed to reduce emotional eating by improving values clarification and commitment, acceptance, and mindfulness. Follow-ups were conducted at 2 weeks and 3 months post-intervention.
Results:
Results suggest feasibility and acceptability of the 1-day workshop; participants described appreciating the brevity of the program and its applicability to their everyday lives. Improvements in emotional eating were found at 2 weeks (t(31) = 5.80, p < 0.001) and 3 months (t(29) = 6.96, p < 0.001). A repeated measures MANOVA revealed a significant main effect of time (F(14, 96) = 4.98, p < 0.001, partial η2 = 0.421), with follow-up ANOVAs indicating that this effect held for all variables.
Conclusion:
The results from this study can be used to inform a larger-scale randomized controlled trial to determine the efficacy of the program in a larger sample and eventually disseminate it in other real-world settings.
Trial Registration:
ClinicalTrials.gov, NCT03744780.
Level Of Evidence:
Level IV, evidence obtained from multiple time series with the intervention.
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