TiHKAL

Tryptamines I Have Known and Loved - book by Alexander and Ann Shulgin. This book is the 4623^rd most popular in the global Wikipedia ranking of books. Article “TiHKAL” in Portuguese Wikipedia has 10.4 points for quality (as of July 1, 2026). The article contains 2 references and 3 sections.

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

Since the creation of article “TiHKAL”, its content was written by 1 registered users of Portuguese Wikipedia and edited by 156 registered Wikipedia users in all languages.

Tryptamines I Have Known and Loved is on the 4623^rd place in global ranking of books on Wikipedia in all the time.

The article is cited 1113 times in Portuguese Wikipedia (4491^st place) and cited 1466 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Portuguese): #57495 in December 2023
• Global: #31546 in June 2004

The highest popularity rank from 2008:

• Local (Portuguese): #322365 in December 2025
• Global: #145383 in June 2014

There are 14 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) TiHKAL		34.6336
2	German (de) TiHKAL		24.2867
3	Esperanto (eo) TiHKAL		22.8113
4	Chinese (zh) TiHKAL		13.979
5	Russian (ru) TiHKAL		11.1773
6	Finnish (fi) TiHKAL		11.0254
7	Portuguese (pt) TiHKAL		10.4481
8	Italian (it) TiHKAL		9.2073
9	Japanese (ja) TiHKAL		8.5532
10	Persian (fa) TiHKAL		7.4902

More...

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

The most popular language versions of the article "TiHKAL" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) TiHKAL		875 910
2	Russian (ru) TiHKAL		215 796
3	Polish (pl) TiHKAL		85 785
4	French (fr) TiHKAL		20 666
5	German (de) TiHKAL		17 314
6	Finnish (fi) TiHKAL		15 960
7	Japanese (ja) TiHKAL		10 754
8	Italian (it) TiHKAL		6 348
9	Croatian (hr) TiHKAL		4 206
10	Ukrainian (uk) TiHKAL		1 715

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

The most popular language versions of the article "TiHKAL" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) TiHKAL		3 663
2	Russian (ru) TiHKAL		557
3	German (de) TiHKAL		214
4	Polish (pl) TiHKAL		148
5	Japanese (ja) TiHKAL		86
6	French (fr) TiHKAL		82
7	Chinese (zh) TiHKAL		68
8	Italian (it) TiHKAL		52
9	Finnish (fi) TiHKAL		37
10	Portuguese (pt) TiHKAL		22

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

Language versions of the article "TiHKAL" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) TiHKAL		72
2	Russian (ru) TiHKAL		20
3	Finnish (fi) TiHKAL		13
4	Polish (pl) TiHKAL		13
5	French (fr) TiHKAL		9
6	Italian (it) TiHKAL		8
7	German (de) TiHKAL		6
8	Croatian (hr) TiHKAL		5
9	Esperanto (eo) TiHKAL		4
10	Persian (fa) TiHKAL		2

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

Language versions of the article "TiHKAL" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) TiHKAL		1
2	German (de) TiHKAL		0
3	Esperanto (eo) TiHKAL		0
4	Persian (fa) TiHKAL		0
5	Finnish (fi) TiHKAL		0
6	French (fr) TiHKAL		0
7	Croatian (hr) TiHKAL		0
8	Italian (it) TiHKAL		0
9	Japanese (ja) TiHKAL		0
10	Polish (pl) TiHKAL		0

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

Language versions of the article "TiHKAL" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Portuguese (pt) TiHKAL		1 113
2	English (en) TiHKAL		175
3	Russian (ru) TiHKAL		45
4	Croatian (hr) TiHKAL		32
5	Polish (pl) TiHKAL		32
6	Finnish (fi) TiHKAL		14
7	German (de) TiHKAL		13
8	French (fr) TiHKAL		13
9	Japanese (ja) TiHKAL		8
10	Chinese (zh) TiHKAL		8

More...

#	Language	Value
de	German TiHKAL
en	English TiHKAL
eo	Esperanto TiHKAL
fa	Persian TiHKAL
fi	Finnish TiHKAL
fr	French TiHKAL
hr	Croatian TiHKAL
it	Italian TiHKAL
ja	Japanese TiHKAL
pl	Polish TiHKAL
pt	Portuguese TiHKAL
ru	Russian TiHKAL
uk	Ukrainian TiHKAL
zh	Chinese TiHKAL

Best Rank

Portuguese: #322365 12.2025

Global: #145383 06.2014

Best Rank

Portuguese: #57495 12.2023

Global: #31546 06.2004

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 Portuguese Wikipedia the most popular articles on that day were: Erling Haaland, República Democrática do Congo, Romelu Lukaku, Copa do Mundo FIFA de 2026, Kylian Mbappé, Senegal, Copa do Mundo FIFA, Lista de artilheiros da Copa do Mundo FIFA, Harry Kane, Carlo Ancelotti.

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