Receptors for GLP-1 are found in the pancreas, the gut and several regions of the brain involved in mood regulation, he said.

“They can affect the release and activity of neurotransmitters such as dopamine and serotonin, which play a crucial role in emotional well-being,” Arillotta added. “For these reasons, GLP-1 RAs are thought to have antidepressant effects.” Dopamine and serotonin are mood-enhancing chemicals that are often called the “feel-good” hormones.1

No we really don’t know that. Some have even bragged about it being useful for treating addiction in other places like gambling. It’s all just a crap shoot of people hoping this is a miracle drug to fix everything easily.