Pain, Fever & Inflammation

Qing Hao / Sweet Wormwood (Artemisia annua)

Malaria, fevers

AilmentsFeverChillsParasites

Qing Hao / Sweet Wormwood (Artemisia annua) — traditional remedy ingredients

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Region

China

Tradition

Traditional Chinese Medicine

Era

Earliest mention ~168 BCE (Mawangdui Han tomb texts); Ge Hong's 4th-century "Handbook of Prescriptions for Emergencies" gives the specific cold-water extraction method

Science

Yes

Today

Niche / Regional

Instructions

Materials

Fresh Artemisia annua plant (historical preparation, per Ge Hong's 4th-century method)

Historical Practice

The specific historical method — preserved in a 4th-century Chinese text and later key to the modern discovery of artemisinin — involved soaking the fresh plant in cold water (not boiling it), then wringing out and drinking the juice, since heat was found to destroy the active compound.

IMPORTANT SAFETY NOTE — no dosing instructions provided

Malaria is a life-threatening disease. We are not providing preparation amounts or dosing for using raw Artemisia annua plant material or tea to treat or prevent malaria. Global health authorities specifically advise against raw plant preparations for malaria: they cannot be reliably dosed, they risk under-treating the infection while appearing to help, and inconsistent dosing is linked to the parasite developing drug resistance. If you suspect malaria, seek emergency medical care — purified artemisinin-based combination therapies (ACTs), developed directly from this plant, are the safe and effective modern standard of care.

Tips

This is documented for historical reference — this exact plant and this exact ancient preparation method directly led scientist Tu Youyou to discover artemisinin, for which she won the 2015 Nobel Prize in Physiology or Medicine.

This is one of the clearest examples in this entire collection of a traditional remedy's precise historical method directly enabling a modern scientific breakthrough.

Traditional logic

Classified in TCM as an herb that 'clears deficiency heat,' specifically used for malaria-like fevers

Background & history

In the 1970s, Chinese pharmacologist Tu Youyou led a secret research program (Project 523, ordered by Mao Zedong) screening over 2,000 traditional recipes for antimalarial activity. Initial hot-water extractions of this plant failed — until Tu re-read Ge Hong's 4th-century text and realized the ancient method specified cold water, since heat destroys the active compound. This single detail led directly to the discovery of artemisinin, for which Tu Youyou won the 2015 Nobel Prize in Physiology or Medicine.

Where it comes from

China

Highlighted on the map: China

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This is a historical and cultural reference, not medical advice. Many of these remedies have never been scientifically validated, and folk reasoning (humoral theory, “hot/cold” classifications, spiritual causation) reflects older explanatory traditions rather than modern medicine. Ratings reflect community opinion, not clinical evidence.

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