Thistle oil is characterized by a high content of linoleic acid. It also contains vitamins A and K. For example, vitamin K is often used for dark circles under the eyes and vitamin A gently cares for the skin and also has a cell-regenerating effect. When asked about an oil suitable for greasy, oily skin, safflower oil is usually recommended. It is a light oil that is non-greasy and does not penetrate deeply. That's why it's contained in our only oil that you should wash off after use: oursNo 7. Cleansing Face Oil.