Kanna

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Common Names

Afrikaans

Kougoed · Kanna

English

Kanna · Kougoed

Khoikhoi

channa · kanna

Ndebele

not documented

San

/xhoba · kanna

Sepedi

not documented

Sesotho

not documented

Setswana

not documented

Swati

not documented

Tsonga

not documented

Venda

not documented

Xhosa

not documented

Zulu

not documented

Common Name

Kanna

Scientific Name

Sceletium tortuosum

Family

Aizoaceae

Native Region

Namaqualand and Western Cape semi-arid regions; known to the Cape from the 17th century.

Annual
Production

15–80 t

Export Revenue

R30–80m

Export Markets

USA, EU, Australia

Livelihoods

250–800

Protection & Benefit Sharing

No GI No GI protection. Regulatory pathway to commercialisation runs through SAHPRA's standard drug registration procedure. A specific 2013 streamlined guidance referenced in earlier internal notes could not be independently confirmed.

No BSA No formal agreement. Khoikhoi and San communities hold 3,000+ years of traditional knowledge; commercial exploitation without benefit-sharing is an ongoing concern.

Organic Certified organic production available from Namaqualand and Western Cape producers.

Wild Harvest Mix of cultivation and limited wild harvest. Cultivation preferred to protect wild San heritage populations.

Provinces

ECEastern Cape

FSFree State

GTGauteng

KZNKwaZulu-Natal

LIMLimpopo

MPMpumalanga

NCNorthern Cape

NWNorth West

WCWestern Cape

Key

Registered farm

Certified organic

Introduction

Sceletium tortuosum, or Kanna, is a succulent native to the Succulent Karoo and Fynbos biomes. Its mesembrine alkaloids have made it a high-value global export for the mental health and cognitive enhancement supplement market.

Active Compounds

Mesembrine
Mesembrenone
Mesembrenol
Tortuosamine

Traditional Uses

Mood elevator
Anxiolytic
Hunger suppressant
Pain relief

Clinically Validated

Mesembrine as selective serotonin reuptake inhibitor (Harvey et al., 2011)
Anxiety reduction in double-blind RCTs (Nell et al., 2013)
PDE4 inhibition by Mesembrenone (Terburg et al., 2013)
Safety and tolerability confirmed in human clinical trials (Coetzee et al., 2016)

Cultivation

Arid/semi-arid; drought-tolerant; well-drained sandy/gravelly soil.

Little Karoo, Namaqualand, Knersvlakte, Tankwa Karoo

Commercial & Trade Notes

Established extract industry; large-scale cultivation for patented products (e.g., Zembrin).

Indigenous Knowledge

Thousands of years of Khoisan use as a mood enhancer and hunter's aid. Fermentation technique (Kougoed) is a core indigenous technology for alkaloid transformation.

Health