The impact of women using baby moisturizing oil. Baby moisturizing oil has the function of moisturizing and protecting the skin, so many mothers will use baby moisturizing oil to smear their children. However, some women also use baby oil for a long time. What are the effects of this? 1. The impact of baby moisturizing oil on women’s skin. Baby moisturizing oil contains a large amount of mineral oil, and the molecules of mineral oil are large and can easily form a protective film on the surface of the skin, which will hinder the normal breathing and excretion of the skin.