Genetically modeled GLP1R and GIPR agonism reduce binge drinking and alcohol-associated phenotypes: a multi-ancestry drug-target Mendelian randomization study.
Quick Facts
What This Study Found
Genetic variants mimicking GLP-1 and GIP receptor activation were linked to reduced binge drinking and heavy drinking with psychiatric comorbidities, but showed no effect on tobacco, cannabis, or opioid use disorders.
Key Numbers
Binge drinking: beta = -0.44 (95% CI -0.72 to -0.15, p = 0.0024). Heavy drinking with psychiatric comorbidities: OR = 0.62 (95% CI 0.45-0.85, p = 0.0031). NAFLD: beta = -0.34 (p = 0.0000274). No significant effects on tobacco, cannabis, or opioid use.
How They Did This
Drug-target Mendelian randomization using genetic variants at GLP1R and GIPR loci. Multi-ancestry analysis. Multiple MR methods and colocalization analyses for robustness. Mediation analysis for cardiovascular effects.
Why This Research Matters
This genetic approach simulates the long-term effects of GLP-1/GIP drugs and suggests they may specifically reduce problematic alcohol use through appetite and metabolic pathways, not through a general effect on all addictive behaviors.
What This Study Doesn't Tell Us
Genetic proxies simulate lifetime exposure, not short-term drug treatment. Cannot determine optimal dose or duration. Population-level estimates may not apply to individual patients. Observational genetic design cannot fully prove causation.
Trust & Context
- Original Title:
- Genetically modeled GLP1R and GIPR agonism reduce binge drinking and alcohol-associated phenotypes: a multi-ancestry drug-target Mendelian randomization study.
- Published In:
- Molecular psychiatry, 30(12), 6119-6133 (2025)
- Authors:
- Reitz, Joshua, Rosoff, Daniel B, Perlstein, Tyler, Wagner, Alexandra, Jung, Jeesun, Wagner, Josephin, Reiner, Benjamin C, Lohoff, Falk W
- Database ID:
- RPEP-13235
Evidence Hierarchy
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Cite This Study
https://rethinkpeptides.com/research/RPEP-13235APA
Reitz, Joshua; Rosoff, Daniel B; Perlstein, Tyler; Wagner, Alexandra; Jung, Jeesun; Wagner, Josephin; Reiner, Benjamin C; Lohoff, Falk W. (2025). Genetically modeled GLP1R and GIPR agonism reduce binge drinking and alcohol-associated phenotypes: a multi-ancestry drug-target Mendelian randomization study.. Molecular psychiatry, 30(12), 6119-6133. https://doi.org/10.1038/s41380-025-03199-3
MLA
Reitz, Joshua, et al. "Genetically modeled GLP1R and GIPR agonism reduce binge drinking and alcohol-associated phenotypes: a multi-ancestry drug-target Mendelian randomization study.." Molecular psychiatry, 2025. https://doi.org/10.1038/s41380-025-03199-3
RethinkPeptides
RethinkPeptides Research Database. "Genetically modeled GLP1R and GIPR agonism reduce binge drin..." RPEP-13235. Retrieved from https://rethinkpeptides.com/research/reitz-2025-genetically-modeled-glp1r-and
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Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.
This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.