Lactic acid

Quality:

DL-lactic acid - group of stereoisomers. Article “Lactic acid” in English Wikipedia has 83.7 points for quality (as of July 1, 2026). The article contains 91 references and 21 sections.

This article has the best quality in Malay Wikipedia. However, this article is the most popular in English version.

Achievements in all the time:

Global Wikipedia:

The 5865^th most popular in all topics.

In June 2026 the article “Lactic acid” was edited by 5 authors in English Wikipedia and written by 13 authors in all languages.

Since the creation of article “Lactic acid”, its content was written by 483 registered users of English Wikipedia and edited by 2159 registered Wikipedia users in all languages.

The article is cited 1127 times in English Wikipedia and cited 8567 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #3797 in January 2005
• Global: #1116 in December 2010

The highest popularity rank from 2008:

• Local (English): #5537 in August 2012
• Global: #3638 in March 2009

There are 52 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.

#	Language	Quality grade	Quality score
1	Malay (ms) Asid laktik		93.3683
2	English (en) Lactic acid		83.7235
3	German (de) Milchsäure		73.6321
4	Catalan (ca) Àcid làctic		63.4495
5	Korean (ko) 락트산		58.8685
6	Slovenian (sl) Mlečna kislina		55.863
7	Russian (ru) Молочная кислота		46.0549
8	Greek (el) Γαλακτικό οξύ		42.9392
9	French (fr) Acide lactique		40.4145
10	Serbian (sr) Млечна киселина		39.708

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

#	Language	Popularity award	Relative popularity
1	English (en) Lactic acid		12 852 015
2	Spanish (es) Ácido láctico		5 830 636
3	German (de) Milchsäure		2 809 779
4	Russian (ru) Молочная кислота		2 248 495
5	French (fr) Acide lactique		2 238 749
6	Japanese (ja) 乳酸		1 992 661
7	Italian (it) Acido lattico		1 531 624
8	Polish (pl) Kwas mlekowy		1 443 447
9	Portuguese (pt) Ácido láctico		1 324 351
10	Dutch (nl) Melkzuur		691 702

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

#	Language	Popularity award	Relative popularity
1	English (en) Lactic acid		15 364
2	German (de) Milchsäure		4 970
3	Russian (ru) Молочная кислота		3 309
4	Japanese (ja) 乳酸		2 993
5	French (fr) Acide lactique		2 502
6	Spanish (es) Ácido láctico		2 309
7	Polish (pl) Kwas mlekowy		1 395
8	Chinese (zh) 乳酸		1 234
9	Italian (it) Acido lattico		1 156
10	Persian (fa) اسید لاکتیک		836

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

#	Language	AI award	Relative AI
1	English (en) Lactic acid		483
2	German (de) Milchsäure		237
3	Spanish (es) Ácido láctico		134
4	French (fr) Acide lactique		133
5	Dutch (nl) Melkzuur		94
6	Italian (it) Acido lattico		90
7	Russian (ru) Молочная кислота		80
8	Polish (pl) Kwas mlekowy		62
9	Japanese (ja) 乳酸		51
10	Danish (da) Mælkesyre		46

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

#	Language	AI award	Relative AI
1	English (en) Lactic acid		5
2	Catalan (ca) Àcid làctic		1
3	Basque (eu) Azido laktiko		1
4	Finnish (fi) Maitohappo		1
5	French (fr) Acide lactique		1
6	Hungarian (hu) Tejsav		1
7	Japanese (ja) 乳酸		1
8	Polish (pl) Kwas mlekowy		1
9	Slovenian (sl) Mlečna kislina		1
10	Arabic (ar) حمض اللبنيك		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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