Serotonin. The other commenter was exactly correct. I just wanted to add that the saying I use to remember this neurotransmitter is “Smiling Sarah” because sarah-tonin improves mood.
Serotonin is an inhibitory neurotransmitter that responsible for regulating the bodies mood and behavior in the central nervous system and affect the functions of the entire body. Prozac and Zoloft are antidepressants that help retain more serotonin neurotransmitters in neurons.
