Mineral oil ek highly refined petroleum se banaya hua hydrocarbon hai jo skin par ek barrier banata hai. Ye transepidermal water loss ko kam karta hai aur skin ko moisturize rakhta hai. Moisturizers, ointments aur baby products mein commonly use hota hai kyunki ye inert hota hai aur safe hai. Dry skin walo ke liye kaafi achha hai kyunki ye skin pe protective layer banata hai aur water loss se bachata hai.