BESTVITE 5-HTP 100mg (120 Caps)

What the brand says

Sold as “BESTVITE 5-HTP 100mg (120 Caps) - No Stearates - Non GMO - Gluten Free”

5-HTP is a precursor to serotonin, which is a neurotransmitter involved in sending messages through the nervous system. 5-HTP is extracted from an African plant called Griffonia Simplicifolia and it is the intermediate between the amino acid L-tryptophan and serotonin.