Cold pressed oil retains most of its natural nutrients and antioxidants, whereas refined oil loses most of its nutrients during the refining process. It’s chemical-free and does not contain any harmful additives or chemicals, whereas refined oil may contain chemical solvents and additives. Have a lower smoking point than refined oil, which makes it more suitable for low-heat cooking and salad dressings. Its have a rich, natural flavor and aroma, while refined oil may have a bland taste.