The Natural properties of glycerine make it perfect for cleansing your skin of makeup and other impurities you picked up during the day Glycerine lessens the size of your pores and works as an excellent toner, especially for oily skin. Glycerin act as humectant i.e. it helps it minimizing the water loss due to evaporation in oily skin and helps in keeping the skin hydrated always. You can use glycerine for oily skin and all the problems it causes, such as pimples, acne and blackheads.. You can use glycerine for oily skin and all the problems it causes, such as pimples, acne and blackheads. It also helps you get rid of bacterial infections. Glycerin absolutely safe to be used for skin. The moisturizing properties of glycerin helps in getting rid of dry, chapped lips. It is especially great for winter when lips are chapped and sometimes even bleed because of extreme dryness.