Solvent
ALCOHOL DENAT. SD ALCOHOL 40-C
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Denatured cosmetic ethanol (SD-40-C grade). A fast-drying solvent and antimicrobial; safe in rinse-off and short-contact use, but harsh and drying when used at high % in leave-ons.
Function
Skin benefits
- Quick-drying solvent with cooling feel
- Effective antimicrobial in toners/sprays
- Improves penetration of actives
Known concerns
- Drying and disrupts the skin barrier on long-term leave-on use
- Stings on broken or sensitive skin
- Eye and mucosal irritant
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related solvents
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.