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September 17, 2026Molecular PsychiatryOpen Access

Genome-wide association meta-analysis of eating behavior traits revealed one susceptibility locus for emotional eating

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Authors

MMManon MuntanerKHKatrin HornBLBlandine de Lauzon‐Guillain

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Overview

Genome-wide meta-analysis uncovers a chromosome 5 susceptibility locus linked to emotional eating in European individuals, highlighting a shared genetic architecture with obesity risk.

Key Points

  • Identify genome-wide significant susceptibility loci associated with cognitive restraint, uncontrolled eating, and emotional eating.
  • Conducted a fixed-effect meta-GWAS across 7 studies of European ancestry (N=11,250).
  • Assessed eating behaviors using the Three-Factor Eating Questionnaire (TFEQ) and modeled genotype effects with additive regressions adjusted for age, sex, BMI, and principal components.
  • Identified one genome-wide significant locus for emotional eating on chromosome 5 mapped to RP11-24P24.1 (rs6877636, P=4.0×10⁻⁸; rs6897090, P=3.2×10⁻⁸), with minor alleles increasing emotional eating scores (β=0.093 ± 0.017).
  • Detected no genome-wide significant loci for cognitive restraint or uncontrolled eating, though an FTO variant showed suggestive association with cognitive restraint (rs9922708, β=0.069, P=5.9×10⁻⁷).
  • Observed significant enrichment overlap between nominal emotional eating variants and genome-wide BMI-associated variants.

Cite This Study

Muntaner et al. (2026) studied this question.

synapsesocial.com/papers/6aabb6445f706d05830e4a34https://doi.org/10.1038/s41380-026-03889-6
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