I-L-histidine hydrochloride, eyaziwa nangokuthi i-Histidine HCl, iwuhlobo lwe-hydrochloride lwe-amino acid L-histidine.Ivame ukusetshenziswa njengesengezo sokudla noma njengempahla eluhlaza yemithi kanye nezithasiselo zokudla.I-L-histidine iyi-amino acid ebalulekile, okusho ukuthi ayikwazi ukuhlanganiswa ngumzimba futhi kufanele itholakale ekudleni noma ekufakeni izithako.