# Qing Hao (Artemisia annua)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/qing-hao-artemisia-annua
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-18
**Evidence Score:** 6 / 10
**Category:** Traditional Chinese Medicine
**Also Known As:** Artemisia annua, Sweet Wormwood, Annual Wormwood, Sweet Annie, Qinghao, Chinese Wormwood, Annual Mugwort

## Overview

Artemisia annua contains artemisinin, a potent antimalarial compound that disrupts parasite [metabolism](/ingredients/condition/weight-management) through [oxidative stress](/ingredients/condition/antioxidant). The herb demonstrates significant [anti-inflammatory](/ingredients/condition/inflammation), [antimicrobial](/ingredients/condition/immune-support), and [hepatoprotective](/ingredients/condition/detox) properties through multiple molecular pathways.

## Health Benefits

- Qing Hao supports immune health by enhancing the body's ability to fight infections, crucial for maintaining overall health. - It has [anti-inflammatory](/ingredients/condition/inflammation) properties that help reduce joint pain and swelling, improving mobility. - Qing Hao boosts [liver function](/ingredients/condition/detox) by promoting detoxification, essential for eliminating toxins from the body. - It exhibits antimalarial effects, effectively reducing the severity and duration of malaria symptoms. - Studies show it can lower fever by up to 30%, providing relief from symptoms of infections. - Qing Hao promotes [skin health](/ingredients/condition/skin-health) by reducing inflammation and irritation, leading to a healthier complexion. - It supports [digestive health](/ingredients/condition/gut-health) by reducing bloating and improving nutrient absorption, enhancing overall well-being.

## Mechanism of Action

Artemisinin and its derivatives generate [reactive oxygen species](/ingredients/condition/antioxidant) when exposed to iron, creating oxidative stress that damages parasite membranes and proteins. The herb's flavonoids and sesquiterpene lactones inhibit NF-κB signaling pathways, reducing [pro-inflammatory cytokine](/ingredients/condition/inflammation) production. Additionally, artemisinin activates AMPK pathways and modulates cytochrome P450 enzymes to enhance [liver detox](/ingredients/condition/detox)ification processes.

## Clinical Summary

Multiple randomized controlled trials involving over 1,000 patients demonstrate artemisinin-based combination therapy achieves 95-99% cure rates for uncomplicated malaria. Small-scale studies (n=50-100) show 40-60% reduction in [inflammatory](/ingredients/condition/inflammation) markers like IL-6 and TNF-α after 4-8 weeks of supplementation. Limited human trials suggest [hepatoprotective](/ingredients/condition/detox) effects, though most liver function data comes from animal studies. Evidence for immune enhancement remains preliminary with only observational studies available.

## Nutritional Profile

Qing Hao (Artemisia annua) is a medicinal herb rather than a dietary staple, so its nutritional profile is characterized primarily by bioactive compounds rather than macronutrients. Macronutrient content per 100g dried herb: protein approximately 10-15g, carbohydrates approximately 40-50g (including structural polysaccharides), dietary fiber approximately 20-25g, fats approximately 2-5g including small amounts of essential fatty acids. Key bioactive sesquiterpene lactones: artemisinin (0.01-0.8% dry weight, averaging ~0.3-0.5% in high-yield cultivars), artesunate, artemether, dihydroartemisinin, and arteannuin B. Flavonoids present at 1-2% dry weight including quercetin (~0.1-0.5mg/g), luteolin, apigenin, kaempferol, and casticin. Essential oils constitute 0.1-0.5% dry weight, dominated by camphor (~20-25% of oil fraction), germacrene D (~10-15%), beta-caryophyllene (~5-10%), and alpha-pinene (~3-5%). Coumarins including scopoletin and scopolin are present at trace levels (~0.01-0.05%). Polyphenolic acids include chlorogenic acid and caffeic acid derivatives at approximately 0.5-1mg/g. Micronutrients include iron (~15-20mg/100g), calcium (~300-400mg/100g), potassium (~500-600mg/100g), magnesium (~150-200mg/100g), zinc (~2-3mg/100g), and manganese (~3-5mg/100g). Vitamins detected include vitamin C (~10-20mg/100g in fresh herb, largely degraded upon drying), small amounts of vitamin E (tocopherols ~1-2mg/100g), and B-complex vitamins including riboflavin and niacin at trace levels. Bioavailability notes: artemisinin has poor oral bioavailability (~30%) due to rapid first-pass [metabolism](/ingredients/condition/weight-management) and short half-life of approximately 1-3 hours; fat co-administration modestly improves absorption. Flavonoid bioavailability is enhanced by hot-water extraction. Artemisinin is largely insoluble in water and is better extracted using ethanol or oil-based preparations.

## Dosage & Preparation

Typical dosage ranges from 6-12 grams per day. Consult a healthcare provider before use.

## Safety & Drug Interactions

Artemisia annua is generally well-tolerated, but can cause nausea, dizziness, and mild gastrointestinal upset in 10-15% of users. The herb may interact with warfarin and other anticoagulants by affecting vitamin K [metabolism](/ingredients/condition/weight-management). It can induce CYP2B6 enzymes, potentially reducing effectiveness of medications metabolized by this pathway. Pregnant and breastfeeding women should avoid use due to insufficient safety data and potential uterine stimulant effects.

## Scientific Research

Numerous studies, including randomized controlled trials, support the use of Qing Hao for treating malaria due to its active compound, artemisinin.

## Historical & Cultural Context

Qing Hao has been used for centuries in Chinese medicine, particularly for treating fevers and heat-related illnesses.

## Synergistic Combinations

Di Gu Pi, Huang Qin, Bai Wei

## Frequently Asked Questions

### How much artemisinin is in Artemisia annua?

Fresh Artemisia annua typically contains 0.01-1.4% artemisinin by dry weight, with concentrations varying significantly based on plant variety, harvest timing, and growing conditions. Standardized extracts usually contain 1-5% artemisinin content.

### Can Artemisia annua treat malaria without other medications?

While artemisinin from Artemisia annua is highly effective against malaria parasites, WHO recommends only artemisinin combination therapies (ACTs) to prevent drug resistance. Whole plant preparations alone are not recommended for malaria treatment due to inconsistent dosing.

### What is the recommended dosage for Artemisia annua supplements?

Typical dosages range from 500-1500mg daily of dried herb extract, or 100-300mg of standardized artemisinin extract. Clinical studies have used 200-400mg artemisinin daily, but dosing should be supervised by healthcare providers.

### Does Artemisia annua help with autoimmune conditions?

Preliminary research suggests artemisinin may modulate immune responses and reduce inflammation in conditions like lupus and rheumatoid arthritis. However, human clinical trials are limited, and its immunosuppressive effects require careful medical supervision in autoimmune patients.

### How long does it take for Artemisia annua to show effects?

For malaria treatment, artemisinin typically clears parasites within 24-72 hours. Anti-inflammatory effects may be noticed within 1-2 weeks of consistent use, while liver function improvements generally require 4-8 weeks of supplementation based on animal studies.

### Is Artemisia annua safe to take with antimalarial medications like chloroquine or artemether?

Artemisia annua should not be combined with prescription antimalarial medications without medical supervision, as artemisinin compounds may interact with these drugs and affect their efficacy or increase side effects. Concurrent use could reduce the effectiveness of either treatment or cause unpredictable drug interactions. Always consult a healthcare provider before combining Qing Hao supplements with any antimalarial prescriptions.

### Who should avoid taking Artemisia annua supplements?

Pregnant and breastfeeding women should avoid Artemisia annua, as artemisinin may affect fetal development and passes into breast milk. People with bleeding disorders, those taking blood thinners, and individuals with severe liver or kidney disease should also avoid this supplement without medical clearance. Children and the elderly should only use Qing Hao under professional guidance due to limited safety data in these populations.

### What does scientific research show about Artemisia annua's effectiveness for inflammation and immune support?

Clinical and laboratory studies demonstrate that Artemisia annua exhibits anti-inflammatory effects through multiple mechanisms, including inhibition of inflammatory cytokines and NF-κB pathways, supporting its traditional use for joint health. Research also shows immunomodulatory properties that enhance immune cell function, though most robust evidence focuses on its antimalarial activity rather than general immune enhancement. More human clinical trials are needed to fully establish efficacy for non-malarial immune and inflammatory conditions outside of traditional use.

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