By the numbers
The smart read on Kosterina Original Early Harvest Koroneiki EVOO
The story
About Kosterina Original Early Harvest Koroneiki EVOO
Owner · https://ccof.org/directory-member/kosterina-corporation-dba-kosterina/
Details
CountryUnited States
Price tier$$$
Websitehttps://www.kosterina.com
owner nameIndependent (Kosterina Corporation; founded 2016 by Katerina Mountanos)
ownerhttps://ccof.org/directory-member/kosterina-corporation-dba-kosterina/
Instagramhttps://www.instagram.com/kosterina/
Certifications
vegan0
Scan coverage
Verified byHold The Throne product analysis + brand ingredients
Clean & Safe: last checked2026-07-28
Last checked2026-07-28
How this date was establishedverified
Straight talk
Where Kosterina Original Early Harvest Koroneiki EVOO isn’t perfect
Confirmed at the source
What we read and checked
Read the evidence and its qualifications alongside each finding.
At a glance
Recorded features & ownership
Listings scanned
6
Catalogue read
100%
6 / 6
Verdict
Not assessed
Certifications & claims
What the sources support
After use
Care, repair & end of life
The full record
Every field we hold on Kosterina Original Early Harvest Koroneiki EVOO
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01Certificationssharedgood
Grade / certificationPublished harvest + polyphenol data per batch; organic line certified
02Ownership & legal entityowngood
owner nameIndependent (Kosterina Corporation; founded 2016 by Katerina Mountanos)
ownerView source
03Sourcing & supply chainsharedgood
Single originYes
Third-party tested0
Single ingredientYes
Grown InSingle origin, southern Greece
PackagingWidely recyclable
Packaging detailopaque glass bottle
04Scan coverage & transparencysharedgood
Verified byHold The Throne product analysis + brand ingredients
Clean & Safe: last checked2026-07-28
Last checked2026-07-28
How this date was establishedverified
Scan noteNot assessed: the strict food ingredient vocabulary and product-type exclusions have not completed validation.
Records read6
Eligible records6
Scan method versionvalidation gate 2026.09
05Possible flagssharedwatch
Why no scoreNot assessed: the strict food ingredient vocabulary and product-type exclusions have not completed validation.
06Other recorded detailssharedgood
CompanyKosterina
Oil typeOlive
Extraction methodCold-pressed, early harvest
Is a seed oil0
First cold pressYes
UnrefinedYes
Authenticity verified (proof it is 100% real)Single-origin early-harvest Koroneiki with per-harvest published polyphenol counts (573-663 mg/kg) and dated harvest on a transparency page
Harvest date shownYes
Polyphenols (mg/kg)573-663 mg/kg
Light-protective packagingYes
Whole foodYes
Processing levelMinimally processed
AdditivesNone
CountryUnited States
Price From$25
Price tier$$$
WebsiteVisit site
Amazon/buy nowView source
Ships toUS
Positive note 1Verified genuine: Single-origin early-harvest Koroneiki with per-harvest published polyphenol counts (573-663 mg/kg) and dated harvest on a transparency page
Negative note 1DTC/marketing-heavy; verify the harvest date on the bottle
Positive note 2Single origin, not a blend
Positive note 3Prints a harvest/crush date
Positive note 4High polyphenol: 573-663 mg/kg
Women-OwnedYes
NOVA processing class1 Unprocessed / minimally processed
NOVA sourceView source
Overall: where this info comes fromMixed
Packaging sourceView source
Source typeBrand-stated
Packaging source: last checked2026-07-29
Plant-Based1
Per-product composition (JSON)kosterina.com olssonsfinefoods.com kosterina.com kosterina.com kosterina.com
InstagramView source
Emailhello@kosterina.com
Recorded verdictNOT ASSESSED
Assessment statusnot_assessed
Styles scanned6
Full catalogue scanno
Catalogue-scan qualificationNot assessed: the strict food ingredient vocabulary and product-type exclusions have not completed validation.
Verdict
Recorded verdict: NOT ASSESSED.
Questions & answers
Straight answers
Is Kosterina real, 100% Olive oil?
Partly some Kosterina products are certified organic (USDA Organic (CCOF) - Organic Everyday line only); others are not.
Is Kosterina a whole food / single ingredient?
Yes. Kosterina is single-ingredient cold-pressed Olive oil, minimally processed with nothing added.
Where is Kosterina from?
Kosterina is single-origin from Single origin, southern Greece.
Is Kosterina cold-pressed and unrefined?
Kosterina is Cold-pressed, early harvest, unrefined.
Is Kosterina a seed oil?
No. Kosterina is not a seed oil.
Is Kosterina organic or tested?
Organic. Certifications: Published harvest + polyphenol data per batch; organic line certified.
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How Kosterina Original Early Harvest Koroneiki EVOO compares across published ratings
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Last checked 2026-07-28 · verified · Ask us to rescan this listing