Since 5-HTP increases the synthesis of serotonin, it is used for several diseases where serotonin is believed to play an important role, including depression, insomnia, obesity, and many other conditions.
Ebe 5-HTP na-enwekwu njikọ nke serotonin, ọ na-eji maka ọtụtụ ọrịa ebe serotonin kweere na akpọ ọrụ dị mkpa gụnyere ịda mbà n'obi, ehighị ụra nke ọma, oké ibu, na ọtụtụ ndị ọzọ na ọnọdụ.