It has been demonstrated that the administration of GLP-1 analogs, including liraglutide and exendin-4, promotes neurogenesis and neural progenitor cell proliferation in the hippocampus of rodent models (Darsalia et al., 2012
PMID: 15598688 Souhami L, Seiferheld W, Brachman D, Podgorsak EB, Werner-Wasik M, Lustig R, Schultz CJ, Sause W, Okunieff P, Buckner J, Zamorano L, Mehta MP, Curran WJ
The lyophilized peptide can be purchased for laboratory research under the standard research chemicals framework, but import, possession and use for human consumption is not authorized and may be prosecuted under the Arzneimittelgesetz (AMG) or equivalent national legislation
This is not instruction or promotion, but understanding and safety
Regulatory pathways: As evidence accumulates, some peptides may pursue FDA approval for specific indications