5-HTP - Support for Sleep and Mood* Supplementation with 5-HTP (5-hydroxytryptophan), the immediate precursor of serotonin, provides nutritional support for normal sleep and mood.* 5-HTP is extracted from the seeds of the African plant Griffonia simplicifolia.
5-HTP - Support for Sleep and Mood* Supplementation with 5-HTP (5-hydroxytryptophan), the immediate precursor of serotonin, provides nutritional support for normal sleep and mood.* 5-HTP is extracted from the seeds of the African plant Griffonia simplicifolia.