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July 26, 2026Sources cited
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Rooibos

Rooibos is a shrub, *Aspalathus linearis*, native to South Africa that is used to make a caffeine-free herbal infusion.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Rooibos is a shrub, *Aspalathus linearis*, native to South Africa that is used to make a caffeine-free herbal infusion. The beverage is also called redbush tea or red tea and is widely consumed in South Africa and internationally. It is known for its reddish-brown colour, earthy-sweet flavour, and low tannin content.

Etymology

The name rooibos comes from Afrikaans and means “red bush.” The term refers to the colour associated with the fermented leaves used to make the drink.

Botany and cultivation

Rooibos is a shrub in the legume family, *Fabaceae*, and is native to South Africa. It is associated with the Cederberg and surrounding areas of the Western Cape.

Beverage preparation

The leaves and fine stems are harvested and processed into an herbal infusion. Fermented rooibos produces the familiar red tea, while unfermented green rooibos remains lighter in colour and is generally less oxidised.

Use and popularity

Rooibos has long been consumed in southern Africa and later became popular internationally as a caffeine-free alternative to black or green tea. It is commonly sold as a loose-leaf or bagged beverage.

Key facts

  • Rooibos comes from the plant *Aspalathus linearis*, not from *Camellia sinensis*.
  • The drink is naturally caffeine-free and is commonly used as a tea substitute.
  • It is native to South Africa, especially the Western Cape region.
  • The traditional beverage is fermented, which gives it a reddish-brown colour and earthy-sweet taste.
  • Rooibos contains antioxidant compounds such as aspalathin and nothofagin.
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Canadian context

Rooibos is widely sold in Canada as a caffeine-free herbal tea and is commonly used as an alternative to black or green tea.

Frequently asked questions

What is rooibos?
Rooibos is a South African shrub, *Aspalathus linearis*, and the herbal infusion made from its processed leaves and stems.
Is rooibos true tea?
No. Rooibos is a tisane, or herbal infusion, because it does not come from the tea plant *Camellia sinensis*.
Does rooibos contain caffeine?
Rooibos is naturally caffeine-free.
Where does rooibos come from?
It is native to South Africa, especially the Western Cape region.
Why is it called red tea or redbush tea?
The name refers to the reddish colour of the fermented beverage and the Afrikaans meaning of rooibos, “red bush.”
Are there different types of rooibos?
Yes. The main types are fermented red rooibos and unfermented green rooibos.

References

  1. Britannicahttps://www.britannica.com/plant/rooibos
    Supports: Scientific name, family, native range, and status as a caffeine-free herbal tea
  2. Medical News Todayhttps://www.medicalnewstoday.com/articles/323637
    Supports: Native South African origin, beverage type, flavour, and caffeine-free use as an alternative tea
  3. Healthlinehttps://www.healthline.com/nutrition/rooibos-tea-benefits
    Supports: Common names, origin, caffeine-free nature, and antioxidant content
  4. Memorial Sloan Kettering Cancer Centerhttps://www.mskcc.org/cancer-care/integrative-medicine/herbs/rooibos-tea
    Supports: Native South African origin, low caffeine, and antioxidant compounds
  5. Teatuliahttps://www.teatulia.com/tea-varieties/what-is-rooibos.htm
    Supports: Rooibos as a tisane rather than true tea