Skin Conditioning
RHUS CHINENSIS GALL EXTRACT
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Chinese sumac gall extract — an insect-induced gall from Rhus chinensis, used for tannin-driven astringency and antimicrobial effects. Rhus genus carries urushiol-allergen risk in poison-ivy-sensitive users, hence cautious yellow.
Function
Skin benefits
- High-tannin astringent action
- Antimicrobial polyphenols
- Traditional medicinal use
Known concerns
- Genus Rhus contains urushiol-class allergens
- Cross-reactivity with poison ivy in sensitive users
- Tannin-driven dryness
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related skin conditionings
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.