First, even using that meaning, a lot of the higher-n6 oil is of low-quality by dint of origin: there is a lot of lousy olive oil being produced in Tunisia and other Middle Eastern countries (which is not to say that there is not any good stuff being produced there), and the climate and local cultivars do conspire to make it higher in n6; eg, the main Tunisian olive cultivars, Chemlali and Ch??toui,