Amorphophallus konjac

Devil's tongue

Amorphophallus konjac, commonly known as konjac or devil's tongue, is a versatile medicinal plant native to East Asia. Renowned for its tuber, which is rich in glucomannan, it serves as a potent dietary fiber. This plant is widely utilized for supporting digestive health, managing weight, and regulating blood sugar.

  • Scientific name: Amorphophallus konjac
  • Family: Araceae
  • Native range: Asia-Temperate

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. It falls under the subclass Magnoliidae and the order Alismatales, specifically being a member of the family Araceae. Finally, it is identified by the genus Amorphophallus.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Alismatales WCVP
Family Araceae WCVP
Genus Amorphophallus WCVP

Common Names

This plant, known scientifically as Amorphophallus konjac, is recognized by various regional names across the globe. In German, it is called Teufelszunge, while in Hungarian, it is referred to as leopárdkontyvirág. In Indonesia, the plant is commonly known as Konnyaku, and in Japan, it is widely called コンニャク. Additionally, in Persian, it is known as کون‌نیاکو.
Language Common Name Source
de Teufelszunge Wikidata
fa کون‌نیاکو Wikidata
hu leopárdkontyvirág Wikidata
id Konnyaku Wikidata
ja コンニャク Wikidata
ko 곤약 Wikidata
lt Leopardinis amorfofalas Wikidata
my ဝဥပင် Wikidata
nl Konjak Wikidata
pt Kon'nyaku Wikidata

Distribution

This plant exhibits a broad distribution across various regions of East Asia. In China, its presence is widespread, spanning from the South-Central and North-Central territories to the Southeast regions. It can also be found growing in the high-altitude areas of Tibet. Beyond the borders of China, the species extends its range into the Korean Peninsula. Therefore, the geographical footprint of Amorphophallus konjac covers diverse ecological zones throughout Eastern Asia.

Region Area Source
China China South-Central WCVP
China China North-Central WCVP
China China Southeast WCVP
China Tibet WCVP
Eastern Asia Korea WCVP
Eastern Asia Nansei-shoto WCVP
Indian Subcontinent East Himalaya WCVP
Indo-China Thailand WCVP
Indo-China Vietnam WCVP
Malesia Philippines WCVP

Plant Parts

This plant, Amorphophallus konjac, is primarily valued for its large, starchy underground structure known as a tuber. This specialized organ serves as a storage reservoir for nutrients and water, allowing the plant to survive dormant periods between growing seasons. It is from this fleshy, bulb-like part that the glucomannan, a highly soluble dietary fiber, is extracted for various medicinal and culinary applications.
Total parts
1
Scientific sources
1
Plant Part Sources Confidence
tuber 1 ★☆☆☆☆

Chemicals

Amorphophallus konjac has 6 reported phytochemicals identified across 7 scientific publications and several other databases. The most consistently reported chemicals include konjac glucomannan, genistein, glucomannan, glucose, mannose.

Total chemicals
6
Scientific sources
7

Most Reported Compounds

Compound Sources Confidence
konjac glucomannan 2 ★☆☆☆☆
genistein 1 ★☆☆☆☆
glucomannan 1 ★☆☆☆☆
glucose 1 ★☆☆☆☆
mannose 1 ★☆☆☆☆
scutellarein 1 ★☆☆☆☆

Activities

Amorphophallus konjac has 2 reported activities identified across 2 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Antitumor.

Total activities
2
Scientific sources
2

Most Reported Activities

Activity Sources Confidence
Antioxidant 1 ★☆☆☆☆
Antitumor 1 ★☆☆☆☆

Medicinal Uses

Amorphophallus konjac has 4 reported medicinal uses identified across 4 scientific publications and several other databases. The most consistently reported uses include breast cancer, gastric cancer, hyperpigmentation, triple-negative breast cancer.

Total uses
4
Scientific sources
4

Most Reported Uses

Use Sources Confidence
breast cancer 1 ★☆☆☆☆
gastric cancer 1 ★☆☆☆☆
hyperpigmentation 1 ★☆☆☆☆
triple-negative breast cancer 1 ★☆☆☆☆