A Guide to Olive Oil

UC-Davis finds 86% of Olive Oil in U.S. doesn’t meet Extra Virgin standards

UC-Davis finds 86% of Olive Oil in U.S. doesn’t meet Extra Virgin standards

In 2010, the University of California-Davis found that most olive oil in the U.S., despite being labeled as extra virgin, did not meet U.S. or international standards. Our chemical testing indicated that the samples failed extra virgin standards for reasons that include one or more of the following: oxidation by exposure to elevated temperatures, light, …