Yeh ek popular cosmetic preservative system hai jo phenoxyethanol aur ethylhexylglycerin ko combine karta hai. Phenoxyethanol ek broad-spectrum antimicrobial hai jo bacteria aur microbes se formula ko protect karta hai, aur ethylhexylglycerin ek skin-conditioning agent hai jo preservative ke effectiveness ko boost karta hai. Yeh combination water-containing formulations ko safe rakhta hai aur shelf life ko badaata hai.