iOnco
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African Wormwood / Umhlonyane

Artemisia afra

Anti-tumourpreliminary evidence

Artemisia afra — African Wormwood (Umhlonyane in Zulu) — is distinct from its famous cousin Artemisia annua (the source of artemisinin) but shares many terpenoid compounds and is used far more widely across sub-Saharan Africa for general illness, fever, and cancer. It contains camphor, alpha-thujone, alpha-terpineol, and early evidence suggests sesquiterpene compounds with anti-proliferative activity. Some overlap with artemisinin-type activity is being investigated by researchers at the University of the Western Cape. Used across multiple African healing traditions as one of the primary 'mother herbs' — virtually every traditional healer in Southern Africa uses it. While clinical cancer evidence is very early, the ethnobotanical pedigree and emerging lab data make it an important herb to watch.

Medicinal Properties

Anti-tumourImmunomodulatoryAnti-inflammatoryAntimalarialAntioxidant
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Cancer Types Studied

BreastColonLungLiver

Recommended Dosage

Traditional: 2–3 cups leaf tea daily. Or 2–4 ml tincture (1:5 in 45% alcohol) three times daily.

Preparations

Artemisia afra Leaf Tea (Umhlonyane Tea)

1–2 tsp dried African Wormwood leaves steeped in boiling water for 10 minutes. Drink 2–3 cups daily. Has a strong aromatic, slightly bitter taste. Widely available in South Africa as a retail herbal tea.

Steam Inhalation (Traditional)

Boil leaves and inhale steam for respiratory conditions. Also used as a wash. Traditional healers use it both internally and externally.

NIH / PubMed Research

Links open on PubMed (National Library of Medicine). Research is ongoing — results may not reflect clinical use.

Cautions & Interactions

  • Contains alpha-thujone — toxic in high doses or with prolonged high-dose use; do not exceed 3 cups daily
  • May interact with cytochrome P450 enzymes — spacing from chemotherapy advised
  • Avoid during pregnancy — emmenagogue properties
  • Distinct from Artemisia annua — do not assume the same pharmacology as artemisinin
  • Ensure you have the correct species — multiple Artemisia plants grow in Africa

Informational only. Not medical advice. Consult your healthcare provider before use.