What does serotonin modification mean?

What does serotonin modification mean? It can improve people's physiological functions such as mood, sleep or sexual desire. 5- hydroxytryptamine is an important neurotransmitter and a self-regulating substance, which can make people feel happy or happy. If the secretion of serotonin is insufficient, symptoms such as depression or depression may occur.

5- hydroxytryptamine is a derivative of indole, which originally exists in serum, so it is also called serotonin. It is usually found in cerebral cortex and mammalian tissues. It is a neurochemical substance in the human brain. It is mainly used to transmit information, which will affect people's mood and regulate physiological functions such as mood, sleep or sexual desire.