
Greek organic early-harvest Koroneiki EVOO sold by Austria-based Ioannis Finest; small-format high-phenolic bottle with a World Olive Center certificate.
Koroneiki
Raw values are shown with method, source, and missing-data flags so the ranking is not reduced to a single polyphenol number.
| Polyphenol value | 1413 mg/kg |
| Lab method | NMR |
| Lab test date | 10/31/2025 |
| Residual analysis | No |
| Last checked | 7/16/2026 |
World Olive Center for Health certificate C2526-00728 reports 1,413 mg/kg total analyzed polyphenols, including 618 mg/kg oleocanthal and 240 mg/kg oleacein. The product page image alt references 1,725 mg/L, but the catalog uses the visible certificate value.
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