Truth serum

Quality:

Truth drug - class of psychoactive drug. Article “Truth serum” in English Wikipedia has 58.1 points for quality (as of July 1, 2026). The article contains 55 references and 11 sections.

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

Since the creation of article “Truth serum”, its content was written by 394 registered users of English Wikipedia and edited by 888 registered Wikipedia users in all languages.

The article is cited 149 times in English Wikipedia and cited 516 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1925 in December 2001
• Global: #2013 in December 2001

The highest popularity rank from 2008:

• Local (English): #6003 in December 2008
• Global: #10680 in December 2008

There are 26 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) Truth serum		58.1129
2	Catalan (ca) Droga de la veritat		41.7816
3	Serbian (sr) Серум истине		41.758
4	Persian (fa) سرم حقیقت		41.675
5	Armenian (hy) Ճշմարտության շիճուկ		40.4905
6	Russian (ru) Сыворотка правды		30.8814
7	Hindi (hi) सच का सीरम		30.6471
8	Uzbek (uz) Haqiqat aralashmasi		29.7387
9	Portuguese (pt) Soro da verdade		27.8363
10	Italian (it) Siero della verità		26.7829

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

#	Language	Popularity award	Relative popularity
1	English (en) Truth serum		5 360 062
2	Russian (ru) Сыворотка правды		1 461 753
3	Japanese (ja) 自白剤		1 101 510
4	German (de) Wahrheitsserum		720 347
5	French (fr) Sérum de vérité		524 195
6	Spanish (es) Droga de la verdad		392 414
7	Polish (pl) Serum prawdy		350 120
8	Italian (it) Siero della verità		303 763
9	Portuguese (pt) Soro da verdade		245 442
10	Arabic (ar) مصل الحقيقة		130 462

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) Truth serum		11 930
2	Russian (ru) Сыворотка правды		2 587
3	Japanese (ja) 自白剤		2 359
4	French (fr) Sérum de vérité		1 759
5	German (de) Wahrheitsserum		793
6	Polish (pl) Serum prawdy		735
7	Persian (fa) سرم حقیقت		458
8	Spanish (es) Droga de la verdad		448
9	Italian (it) Siero della verità		375
10	Portuguese (pt) Soro da verdade		296

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

#	Language	AI award	Relative AI
1	English (en) Truth serum		394
2	Russian (ru) Сыворотка правды		89
3	French (fr) Sérum de vérité		84
4	German (de) Wahrheitsserum		79
5	Italian (it) Siero della verità		33
6	Hebrew (he) סם אמת		32
7	Japanese (ja) 自白剤		32
8	Dutch (nl) Waarheidsserum		25
9	Danish (da) Sandhedsserum		16
10	Polish (pl) Serum prawdy		13

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	Russian (ru) Сыворотка правды		2
2	Arabic (ar) مصل الحقيقة		1
3	Catalan (ca) Droga de la veritat		1
4	German (de) Wahrheitsserum		1
5	Danish (da) Sandhedsserum		0
6	English (en) Truth serum		0
7	Spanish (es) Droga de la verdad		0
8	Persian (fa) سرم حقیقت		0
9	Finnish (fi) Totuusseerumi		0
10	French (fr) Sérum de vérité		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