Oleic acid

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Oleic acid

Quality:

Oleic acid - monounsaturated omega-9 fatty acid, abbreviated with a lipid number of 18:1 cis-9. Article “Oleic acid” in Simple English Wikipedia has 28.4 points for quality (as of July 1, 2026). The article contains 6 references and 1 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Oleic acid”, its content was written by 2 registered users of Simple English Wikipedia and edited by 981 registered Wikipedia users in all languages.

The article is cited 7 times in Simple English Wikipedia and cited 4942 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #2078 in April 2026
  • Global: #9857 in April 2009

The highest popularity rank from 2008:

  • Local (Simple English): #59538 in December 2009
  • Global: #14010 in April 2015

There are 46 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Oleic acid
72.7546
2German (de)
Ölsäure
46.4032
3Malay (ms)
Asid oleik
43.9185
4Greek (el)
Ελαϊκό οξύ
43.3271
5Turkish (tr)
Oleik asit
41.2313
6Korean (ko)
올레산
37.0834
7Serbo-Croatian (sh)
Oleinska kiselina
36.6467
8Chinese (zh)
油酸
33.575
9Basque (eu)
Azido oleiko
33.1868
10Hungarian (hu)
Olajsav
32.6377
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Oleic acid" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Oleic acid
5 234 648
2Spanish (es)
Ácido oleico
1 903 081
3Japanese (ja)
オレイン酸
1 507 369
4German (de)
Ölsäure
1 407 750
5Russian (ru)
Олеиновая кислота
1 187 327
6Polish (pl)
Kwas oleinowy
823 424
7French (fr)
Acide oléique
764 219
8Portuguese (pt)
Ácido oleico
492 331
9Italian (it)
Acido oleico
406 900
10Chinese (zh)
油酸
309 286
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2026

The most popular language versions of the article "Oleic acid" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Oleic acid
8 639
2German (de)
Ölsäure
3 019
3Japanese (ja)
オレイン酸
2 912
4Russian (ru)
Олеиновая кислота
1 741
5French (fr)
Acide oléique
1 107
6Spanish (es)
Ácido oleico
886
7Polish (pl)
Kwas oleinowy
872
8Chinese (zh)
油酸
568
9Czech (cs)
Kyselina olejová
474
10Korean (ko)
올레산
293
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Oleic acid" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Oleic acid
209
2German (de)
Ölsäure
107
3French (fr)
Acide oléique
72
4Russian (ru)
Олеиновая кислота
58
5Italian (it)
Acido oleico
49
6Polish (pl)
Kwas oleinowy
43
7Dutch (nl)
Oliezuur
40
8Spanish (es)
Ácido oleico
36
9Japanese (ja)
オレイン酸
36
10Vietnamese (vi)
Acid oleic
34
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2026

Language versions of the article "Oleic acid" with the highest AI in June 2026
#LanguageAI awardRelative AI
1English (en)
Oleic acid
2
2Basque (eu)
Azido oleiko
1
3Japanese (ja)
オレイン酸
1
4Arabic (ar)
حمض الزيت
0
5Azerbaijani (az)
Olein turşusu
0
6Belarusian (be)
Алеінавая кіслата
0
7Bulgarian (bg)
Олеинова киселина
0
8Catalan (ca)
Àcid oleic
0
9Czech (cs)
Kyselina olejová
0
10Danish (da)
Oliesyre
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Oleic acid" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Oleic acid
594
2Italian (it)
Acido oleico
503
3French (fr)
Acide oléique
342
4Japanese (ja)
オレイン酸
266
5German (de)
Ölsäure
262
6Catalan (ca)
Àcid oleic
229
7Russian (ru)
Олеиновая кислота
197
8Spanish (es)
Ácido oleico
181
9Chinese (zh)
油酸
164
10Galician (gl)
Ácido oleico
152
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2026:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2026:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
حمض الزيت
azAzerbaijani
Olein turşusu
beBelarusian
Алеінавая кіслата
bgBulgarian
Олеинова киселина
caCatalan
Àcid oleic
csCzech
Kyselina olejová
daDanish
Oliesyre
deGerman
Ölsäure
elGreek
Ελαϊκό οξύ
enEnglish
Oleic acid
eoEsperanto
Oleata acido
esSpanish
Ácido oleico
etEstonian
Oleiinhape
euBasque
Azido oleiko
faPersian
اسید اولئیک
fiFinnish
Oleiinihappo
frFrench
Acide oléique
glGalician
Ácido oleico
heHebrew
חומצה אולאית
hiHindi
ओलिक अम्ल
hrCroatian
Oleinska kiselina
huHungarian
Olajsav
hyArmenian
Օլեինաթթու
idIndonesian
Asam oleat
itItalian
Acido oleico
jaJapanese
オレイン酸
koKorean
올레산
msMalay
Asid oleik
nlDutch
Oliezuur
noNorwegian
Oljesyre
plPolish
Kwas oleinowy
ptPortuguese
Ácido oleico
roRomanian
Acid oleic
ruRussian
Олеиновая кислота
shSerbo-Croatian
Oleinska kiselina
simpleSimple English
Oleic acid
skSlovak
Kyselina olejová
srSerbian
Oleinska kiselina
svSwedish
Oljesyra
thThai
กรดโอเลอิก
trTurkish
Oleik asit
ukUkrainian
Олеїнова кислота
urUrdu
اولیک ایسڈ
uzUzbek
Olein kislota
viVietnamese
Acid oleic
zhChinese
油酸

Popularity rank trends

Best Rank Simple English:
#59538
12.2009
Global:
#14010
04.2015

AI rank trends

Best Rank Simple English:
#2078
04.2026
Global:
#9857
04.2009

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Oleic acid from Wikipedia articles about Olive oil, Fatty acid, Stearic acid, Sunflower oil and Rapeseed oil. Whereas reading the article about Oleic acid people most often go to Wikipedia articles on Fatty acid, Omega-9 fatty acid, Linoleic acid, Stearic acid and Olive oil.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

zh: 油酸
simple: Oleic acid

News from 16 March 2026

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

In Simple English Wikipedia the most popular articles on that day were: Black, Alba Baptista, List of European countries, XXXTentacion, Golden Edge, SOLID (object-oriented design), Strait of Hormuz, Megan Skiendiel, Manon Bannerman, Chris Evans.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information