Astringent
QUERCUS ACUTISSIMA FRUIT POWDER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Sawtooth oak acorn powder — a natural astringent rich in tannins, used to tighten skin and minimize pore appearance. Generally safe; high tannin content can be drying.
Function
Skin benefits
- Astringent — tightens skin and reduces pore appearance
- Tannin-rich antioxidant
- Skin conditioning
Known concerns
- Tannins can be drying with heavy use
- Possible particle abrasion
- Tree-nut/oak allergy in rare users
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related astringents
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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.