Some scholars’ research shows that Liraglutide can reduce the occurrence of neuroinflammation to a certain extent while reducing Aβ plaques, and the above two are important causes of Alzheimer’s disease (AD), so GLP-1 RAs have great potential in the treatment of AD.275 Because Liraglutide has certain anti-inflammatory effect, can reduce the occurrence of neuroinflammation, some scholars believe that it will also play an irreplaceable role in the treatment of Parkinson’s disease. This evidence concerns the gene GCG and Alzheimer disease.