PEG-4 Laurate ek polyethylene glycol ester hai jo lauric acid se banta hai. Cosmetics mein iska use nonionic emulsifier, surfactant aur emollient ke taur par hota hai. Yeh oil aur water ke phases ko achi tarah mix karta hai aur product ki texture ko smooth aur creamy banata hai. Yeh basically ek formulation ingredient hai jo product ke base mein add hota hai.