the main type of fat found in all kinds of olive oil is monounsaturated fatty acids mufas mufas are actually considered a healthy dietary fat if your diet replaces saturated and trans fats with unsaturated fats such as mufas and polyunsaturated fats pufas you may gain certain health benefitshe main type of fat found in all kinds of olive oil is monounsaturated fatty acids mufas mufas are actually considered a healthy dietary fat if your diet replaces saturated and trans fats with unsaturated fats such as mufas and polyunsaturated fats pufas you may gain certain health benefits