GLP-1 receptor agonists and psychiatric outcomes: a bibliometric analysis of research trends, thematic evolution, and collaboration networks - Report - MDSpire

Analysis of Research Trends and Collaborative Networks in GLP-1 Receptor Agonists and Their Impact on Psychiatric Outcomes

  • By

  • Maria Meritxell Roca Mora

  • Marcia Sanchez-Monge

  • Dibe Balardini Ayoub

  • Ana Beatriz P. Aguiar-Barros

  • Sofia Serrano-Porras

  • Renato de Filippis

  • Georgios Schoretsanitis

  • July 21, 2026

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Clinical Report: Analysis of Research Trends in GLP-1 Receptor Agonists

Background

The exploration of GLP-1 RAs has expanded due to their clinical success. Understanding the research landscape is crucial for identifying gaps and guiding future studies, especially as regulatory scrutiny increases. This bibliometric analysis aims to characterize publication trends and thematic evolution in this interdisciplinary field.

Data Highlights

YearNumber of Publications
Before 2004Less than 10
2026Nearly 500

Key Findings

  • Annual output of GLP-1 RA publications rose from fewer than 10 before 2004 to nearly 500 in 2026.
  • The research corpus included 1,063 journals, 9,269 authors, and 85 countries.
  • Depression research emerged as a distinct theme only between 2022 and 2026.
  • Thematic mapping indicated depression as a niche theme with high density but low centrality.

Clinical Implications

The findings highlight the need for further research integrating psychiatric outcomes in cardiometabolic trials involving GLP-1 RAs. Understanding the evolving landscape can inform clinicians about the potential psychiatric effects of these therapies.

Conclusion

This bibliometric analysis reveals significant growth in GLP-1 RA research, particularly concerning psychiatric outcomes, emphasizing the importance of continued exploration in this area.

Related Resources & Content

  1. American Diabetes Association, Diabetes Care, 2026 -- Summary of Revisions: Standards of Care in Diabetes—2026
  2. FDA, FDA, 2026 -- FDA Requests Removal of Suicidal Behavior and Ideation Warning from GLP-1 RA Medications
  3. the medicine maker, The Medicine Maker, 2026 -- GLP-1 Analysis: Riding the Wave of Peptide Innovation
  4. the analytical scientist, The Analytical Scientist, 2026 -- GLP-1 Analysis: Riding the Wave of Peptide Innovation
  5. Frontiers in Neurology, Frontiers in Neurology, 2026 -- GLP-1 receptor agonists in Parkinson’s disease: a meta-analysis revealing motor benefit and highlighting mood improvement
  6. conexiant, Conexiant, 2026 -- GLP-1 Drugs Examined in Psychiatric Outcomes
  7. Summary of Revisions: Standards of Care in Diabetes—2026 | Diabetes Care | American Diabetes Association
  8. FDA Requests Removal of Suicidal Behavior and Ideation Warning from Glucagon-Like Peptide-1 Receptor Agonist (GLP-1 RA) Medications | FDA

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