Botanical astringent
JUGLANS REGIA LEAF
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Walnut leaf extract used for its tannins and antimicrobial activity. Offers antioxidant benefit but contains juglone and potential nut allergens, so caution is warranted for sensitive or allergy-prone skin.
Skin benefits
- Astringent and antimicrobial tannins
- Provides natural antioxidant polyphenols
- Traditional skin-soothing use
- Mild colour for natural formulations
Known concerns
- Contains juglone, a known sensitiser
- Walnut allergens may transfer to leaf extracts
- Can stain skin and fabrics
- Astringency may dry sensitive skin
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Same plant / compound family
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.