Keratin

Quality:

Keratins - one of a family of fibrous structural proteins; protein that protects epithelial cells from damage or stress. Article “Keratin” in Simple English Wikipedia has 13.8 points for quality (as of July 1, 2026). The article contains 1 references and 4 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 “Keratin”, its content was written by 16 registered users of Simple English Wikipedia and edited by 1360 registered Wikipedia users in all languages.

The article is cited 36 times in Simple English Wikipedia and cited 6141 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #334 in July 2015
• Global: #218 in March 2002

The highest popularity rank from 2008:

• Local (Simple English): #1580 in January 2026
• Global: #8000 in September 2012

There are 49 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	English (en) Keratin		59.8894
2	Croatian (hr) Keratin		57.5603
3	Basque (eu) Keratina		51.102
4	Catalan (ca) Ceratina		48.8204
5	Hebrew (he) קרטין		48.7769
6	Greek (el) Κερατίνη		33.5287
7	Slovak (sk) Keratín		28.2362
8	Swedish (sv) Keratin		28.2174
9	Slovenian (sl) Keratin		27.2505
10	German (de) Keratine		26.9419

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

#	Language	Popularity award	Relative popularity
1	English (en) Keratin		8 894 510
2	Spanish (es) Queratina		3 462 766
3	French (fr) Kératine		1 399 678
4	German (de) Keratine		1 352 103
5	Portuguese (pt) Queratina		1 060 733
6	Russian (ru) Кератины		1 042 062
7	Italian (it) Cheratina		968 518
8	Japanese (ja) ケラチン		677 260
9	Polish (pl) Keratyny		666 124
10	Dutch (nl) Keratine		348 064

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) Keratin		13 804
2	German (de) Keratine		2 281
3	Spanish (es) Queratina		2 102
4	French (fr) Kératine		1 895
5	Russian (ru) Кератины		1 620
6	Polish (pl) Keratyny		1 265
7	Japanese (ja) ケラチン		1 262
8	Italian (it) Cheratina		1 045
9	Swedish (sv) Keratin		778
10	Dutch (nl) Keratine		661

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

#	Language	AI award	Relative AI
1	English (en) Keratin		341
2	German (de) Keratine		114
3	Italian (it) Cheratina		88
4	French (fr) Kératine		82
5	Spanish (es) Queratina		61
6	Dutch (nl) Keratine		60
7	Hebrew (he) קרטין		44
8	Russian (ru) Кератины		44
9	Danish (da) Keratin		38
10	Portuguese (pt) Queratina		36

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) Keratin		3
2	Chinese (zh) 角蛋白		2
3	Catalan (ca) Ceratina		1
4	Greek (el) Κερατίνη		1
5	Basque (eu) Keratina		1
6	Uzbek (uz) Muguzlanish		1
7	Arabic (ar) كيراتين		0
8	Azerbaijani (az) Keratin		0
9	Bulgarian (bg) Кератин		0
10	Czech (cs) Keratin		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 Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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