I-5-HTP, igama elipheleleyo i-5-Hydroxytryptophan, i-compound synthesized from the natural derived amino acid tryptophan. Yi-precursor ye-serotonin emzimbeni kwaye i-metabolized ibe yi-serotonin, ngaloo ndlela ichaphazela inkqubo ye-neurotransmitter yengqondo. Omnye wemisebenzi ephambili ye-5-HTP kukunyusa amanqanaba e-serotonin. I-Serotonin yi-neurotransmitter edlala indima ebalulekileyo ekulawuleni isimo sengqondo, ukulala, ukuthanda ukutya, kunye nokuqonda intlungu.