English Name: 5-Hydroxytryptophan Latin Name: griffonia simplicifolia (vahl ex dc) baill coming from: extract from fresh Griffonia seeds harvest Appearance: offwhite Powder Specification: 95%, 98%, 99%Test Method: HPLC Packing: 25kg Per Drum or according to the needs of customers. Shelf life: 24 months when properly stored. Main function: Helps alleviate insomnia by inducing normal sleep, and treat migraines and headaches. In addition, it can be used to control cravings such as eating disorders.