Traditional · Kampo botanicals
Dokudami (Houttuynia Cordata)
ドクダミ (Dokudami)
Also known as: Jūyaku (十薬), Houttuynia cordata, Fishmint
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| Category | Traditional |
|---|---|
| INCI name | Houttuynia Cordata Extract↗ |
| Common Japanese notations | ドクダミ, 十薬, ジュウヤク |
| Origin | Plant-derived (whole herb of Houttuynia cordata) |
| Typical functions | Anti-inflammatory, Antimicrobial, Skin-soothing |
| Regulatory status in Japan | Cosmetic ingredient. Jūyaku is a Japanese Pharmacopoeia entry for kampo use. |
Dokudami is a traditional East Asian medicinal herb known in Japan as the Pharmacopoeia entry jūyaku (十薬, 'ten medicines'). With rapid growth in K-Beauty demand for Houttuynia cordata-based skincare, Japan's domestic producers in Tochigi and Shiga are well-positioned to serve this cross-border demand.
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Classification
Tags below link to other ingredients sharing the same attribute, so you can pivot from one ingredient to its peers.
Product applications
Regulatory tags
Origin
Common OEM product categories
Finished-product categories where Japanese OEM manufacturers commonly formulate with this ingredient.
- Cosmetic extracts
- Detox-positioned teas
- Traditional kampo preparations
Ingredient profile
Houttuynia cordata is a perennial herb in the Saururaceae family. Key compounds include quercitrin, hyperoside, rutin, and characteristic decanoyl acetaldehyde volatiles (responsible for the plant's distinctive scent).
Commercial forms include dried herb, powdered whole-plant material, aqueous and hydro-alcoholic extracts, and fresh-leaf sprays (e.g., Dokudamīru). Peak harvest occurs in June.
OEM applications
Cosmetics: soothing skincare (K-Beauty category drivers), scalp care, mask essences.
Detox-positioned herbal teas and kampo preparations.
Dietary supplements marketed for antioxidant or gut-health positioning.
Regulatory classification in Japan
Cosmetic ingredient. Pharmacopoeia entry as jūyaku — used in kampo formulations.
Traditional tea and dietary supplement use under general food safety rules.
Regulatory classification in other markets
| EU | CosIng-listed for cosmetic use. |
|---|---|
| USA | Acceptable for cosmetics under MoCRA. |
| Korea | Major K-Beauty ingredient; KFDA-compliant Japanese suppliers may target Korean cosmetic brands. |
Market reference formulations
Example finished products will be added after verification. Japanese domestic cultivation in Tochigi and Shiga supports traceable, pesticide-controlled raw materials.
All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.
Alternative ingredients
Related ingredients commonly evaluated as substitutes.
Quick answers
- What is Dokudami (Houttuynia Cordata)?
- Dokudami is a traditional East Asian medicinal herb known in Japan as the Pharmacopoeia entry jūyaku (十薬, 'ten medicines'). With rapid growth in K-Beauty demand for Houttuynia cordata-based skincare, Japan's domestic producers in Tochigi and Shiga are well-positioned to serve this cross-border demand.
- What is the regulatory status of Dokudami (Houttuynia Cordata) in Japan?
- Cosmetic ingredient. Jūyaku is a Japanese Pharmacopoeia entry for kampo use.
- What products typically use Dokudami (Houttuynia Cordata)?
- Cosmetic extracts / Detox-positioned teas / Traditional kampo preparations
- Where does Dokudami (Houttuynia Cordata) come from?
- Plant-derived (whole herb of Houttuynia cordata)
- What is the INCI / JSCI labeling name for Dokudami (Houttuynia Cordata)?
- INCI: Houttuynia Cordata Extract
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FAQ for OEM buyers
Q. What is dokudami and what is its pharmacopoeia status in Japan?
Dokudami (Houttuynia cordata) is a perennial herb in the Saururaceae family used in East Asian traditional medicine. The dried aerial parts are listed in the Japanese Pharmacopoeia as the crude drug Juyaku (十薬, literally 'ten medicines'), used in kampo formulations.
Q. What are the characteristic constituents of Houttuynia cordata?
Houttuynia cordata contains flavonoids (quercitrin, hyperoside, rutin) and characteristic decanoyl acetaldehyde-class volatiles, which are responsible for the plant's distinctive aroma.
Sources
- Source data — glossary_context.whatItIs
Industry-knowledge claim — not yet pinned to a single primary source
Q. How is dokudami labelled on cosmetics in Japan vs. the EU?
On Japanese cosmetic labels the ingredient is typically declared using the JSCI dictionary entry for the Houttuynia cordata extract preparation. In the EU and globally the INCI name is Houttuynia Cordata Extract, listed in the European Commission's CosIng database.
Q. Is dokudami acceptable for use in cosmetics in the United States?
Houttuynia cordata-derived ingredients are acceptable for cosmetic use in the United States under MoCRA (Modernization of Cosmetics Regulation Act of 2022), subject to standard responsible-person registration and product-listing obligations.
Use cases
Soothing facial essence / serum
- Positioning
- K-Beauty inspired soothing skincare with Houttuynia cordata as a hero plant active
- Formulation notes
- Aqueous or hydro-alcoholic extract is typically incorporated at 0.1-5% in toners, essences, and ampoules; pair with panthenol or centella for soothing complexes.
Sources
- Source data — glossary_context.typicalUses
Industry-knowledge claim — not yet pinned to a single primary source
Scalp-care lotion / shampoo
- Positioning
- Plant-derived scalp-soothing positioning leveraging the herb's traditional anti-inflammatory association
Sources
- Source data — glossary_context.typicalUses
Industry-knowledge claim — not yet pinned to a single primary source
Detox-positioned herbal tea
- Positioning
- Single-herb or blended tea referencing the kampo Juyaku tradition
Sheet mask essence
- Positioning
- K-Beauty crossover skincare positioned around redness-soothing and barrier comfort
Sources
- Source data — glossary_context.typicalUses
Industry-knowledge claim — not yet pinned to a single primary source
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Official regulatory databases
External links to public Japanese / international regulatory authorities. We are not affiliated.
References
- Japanese Pharmacopoeia entry for jūyaku
- JSCI labeling name database
Last updated: 2026-04-23. Ingredient entries are reviewed at least annually against current regulatory listings.