Top 10 High Polyphenol Olive Oils Available in the UK (2025/26 Comparison)
We independently compare the highest polyphenol olive oils available in the UK using published laboratory analysis. Oils are ranked according to polyphenol content (mg/kg), with certified organic status, acidity, country of origin and pricing included to help consumers make informed decisions.
High polyphenol olive oils — independently tested, ranked by polyphenol content.
What Is A High Polyphenol Olive Oil?
High polyphenol olive oil typically contains more than 250 mg/kg of polyphenols. Polyphenols are natural antioxidants found in extra virgin olive oil and are associated with many of the health benefits linked to the Mediterranean diet. Here at EarlyHarvest.co.uk we specialise in very high and ultra high polyphenol extra virgin olive oils with polyphenol counts over 500mg/kg. These are the oils clinical health studies use and are also classed as medical grade EVOO's. We believe its this category of EVOO's that people should be looking to consume to gain the health benefits associated with extra virgin olive oil.
Which Olive Oil Has The Highest Polyphenol Content?
Based on the latest published laboratory analysis, Pamako currently has the highest verified polyphenol content in our comparison at 2,000 mg/kg.
Best High Polyphenol Olive Oils By Category
Highest Polyphenol Content: Pamako
Best Certified Organic: Pamako
Best Value: OlvLimits
Lowest Acidity: November & The Gay Farmer
How We Rank Olive Oils
Independent laboratory testing
Published certificates for lab tests and organic certification
Latest harvest data