Skin Conditioning
EQUISETUM HYEMALE EXTRACT
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Rough horsetail extract, a silica-rich relative of common horsetail used for skin firming and hair conditioning. Topical safety record is benign; the thiaminase concern only matters with internal use.
Function
Skin benefits
- Silica-rich firming and toning
- Antioxidant flavonoids
- Skin and hair conditioning
- Mild astringent feel
Known concerns
- Genus thiaminase (oral, not topical issue)
- Trace alkaloids possible
- Limited cosmetic dossier
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.