North American Olive Oil Association Blog

Olive Oil Standards & Testing for Purity and Quality [video]


How to Interpret Olive Oil Test Results [video]

When it comes to testing olive oil there are two areas of concern – purity, to confirm the product has not been mixed with seed or nut oils or lower-grade olive oil; and quality, which confirms the grade and state of the oil. The grade standards and tests are maintained by the International Olive Council (IOC), which annually certifies chemical laboratories and tasting panels that are proficient in performing the full analyses according to the IOC trade standard.   

What is a "fake" olive oil?

We've seen reports on the internet claiming that the majority of extra-virgin olive oils sold in the USA are "fake". We'd like to take a moment to break down that claim. 

5 expert tips for buying olive oil

Recent stories about "fake" olive oil have made consumers nervous. How can you know that you are buying authentic, healthy olive oil? 

No, your olive oil isn’t fake

We tested over 250 samples of olive oil last year and here is what we found.

Exaggerated claims about olive oil fraud have gotten a lot of attention recently and that’s bad news for consumers. Stories about adulteration may turn people away from one of the most healthful foods in the world.

California Olive Oil Standards Fail Local Industry

NAOOA Supports Harmonization of Global Standards for All Olive Oils

There’s been much ado about olive oil standards in recent years – for good reason, as ensuring olive oil authenticity is complex and consumers deserve to know what they are buying. In 2014, the newly-formed Olive Oil Commission of California (OOCC) promised to do just that by creating a unique set of olive oil standards for some local producers.

Understanding Olive Oil Quality Programs

There are many choices and types of olive oil available in the U.S. and a number of different quality programs and certifications. Some programs focus on flavor or origin while others focus on authenticity.

NAOOA Certified Olive Oils

Heart-healthy benefits and superior flavors have made olive oil a staple in many U.S. kitchens. But as with any premium product, there is a potential for imposters to mingle with the real thing. However there is an easy way for consumers to identify olive oil that delivers the quality they expect.

5 of the Biggest Misconceptions about Olive Oil

Only 25% of all olive oil users in the USA feel very or extremely knowledgeable about olive oil. Here are some common misconceptions that we found in a study we conducted:

NAOOA Responds to Olive Oil Commission of California Standards

Two commissioned reports released by the North American Olive Oil Association criticize the standards recently implemented by a select group of California olive oil producers under the newly formed Olive Oil Commission of California.