Product Specification 99% 5-HTP / L-5-Hydroxytryptophan (HPLC) Latin Name Griffonia simplicifolia (Vahl ex DC) Baill. Product Type: Milk White Powdered Extract Part of the Plant Used Seed Extract Method: Grain alcohol / Water CAS#: [56-69-9] What is 5-HTP / 5-hydroxytryptophan? 5-HTP / L-5-Hydroxytryptophan is natural extracted from Griffonia simplicifolia seed, the raw material be found principally in the West African countries, mainly in Ghana, Ivory Coast and Togo. Every so often, we add a supplement that, well, we just get excited over. 5-HTP is one of them. Why are we excited? Because this stuff really works to alleviate some truly debilitating problems. 5-HTP, or 5-hydroxytryptophan, is the immediate precursor of serotonin.. Packing Detail Packed in paper-drums and two plastic-bags inside. Net Weight: 25kgs/drum. I.D. 40CmX50CM