Key Functions of Serotonin

Mood & Emotion: Helps stabilize mood, reduces feelings of anxiety, irritability, and depression, promoting feelings of happiness and well-being.
Sleep & circadian-rhythm Regulates sleep patterns and the body’s internal clock.
Digestion A large portion of seratonin is in the gut, controlling bowel movements, appetite, and gut motility.
Clotting: Released by platelets to help form clots and constrict blood vessels after injury.
Bone Health: Influences bone density, with high levels potentially linked to lower density.
Sexual Function Affects sexual desire and function.
Cognition: Plays roles in memory, attention, and anger.