Skin Conditioning
RHUS SEMIALATA EXTRACT
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A tannin-rich extract from Chinese sumac, used for antioxidant and astringent effects. Most R. semialata material is non-urushiol but the genus warrants caution for sensitive skin.
Function
Skin benefits
- Antioxidant tannins (gallic acid)
- Astringent skin conditioning
- Traditional East Asian use
Known concerns
- Rhus genus contains some species with urushiol-related sensitizers
- Tannin-rich extracts may cause sensitivity
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.