Zyrex Griffonia Simplicifolia Extract Tablet Pack Of 60 Tablets

Griffonia simplicifolia is a shrub native to West Africa. Its seeds contain a chemical called 5-hydroxytryptophan (5-HTP) and are used as medicine. 5-HTP works in the brain and central nervous system by increasing the production of the chemical serotonin. Serotonin can affect sleep, appetite, pain, and mood.