L-histidine hydrochloride, tseem hu ua Histidine HCl, yog daim ntawv hydrochloride ntawm amino acid L-histidine.Nws feem ntau yog siv los ua kev noj haus ntxiv lossis ua cov khoom siv raw rau tshuaj thiab khoom noj khoom haus additives.L-histidine yog ib qho tseem ceeb amino acid, txhais tau tias nws tsis tuaj yeem tsim los ntawm lub cev thiab yuav tsum tau txais los ntawm kev noj zaub mov lossis tshuaj ntxiv.