Polyquaternium-1 yog ib qho tshuaj tiv thaiv zoo heev, uas qhia tau tias muaj kev mob toxicity tsawg heev hauv cov nas.Polyquaternium-1 yog tshuaj lom me ntsis ntawm qhov ncauj (LD50> 4.47 ml / l ntawm 40% nquag hauv nas).Polyquaternium-1 tsis ua rau tawv nqaij ntawm 40%.Cov khoom tsis yog daim tawv nqaij sensitizer thiab tsis-mutagenic.