In America the most common cooking oil is now soybean oil. Canola and corn are the other popular ones. Olive and sunflower both have similar small shares. How

In America the most common cooking oil is now soybean oil. Canola and corn are the other popular ones. Olive and sunflower both have similar small shares. However, for home cooking in the university educated set olive is probably predominant. I expect it is much more common in Europe as well. You can assume virtually any restaurant food has been cooked in a vegetable oil unless you are eating haute cuisine. https://www.universityofcalifornia.edu/news/americas-most-widely-consumed-cooking-oil-causes-genetic-changes-brain https://www.universityofcalifornia.edu/news/americas-most-wi...