Solvent
SD ALCOHOL 27-B
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Specially denatured ethanol (SDA 27-B) — alcohol blended with denaturants like t-butanol. Useful solvent but drying and barrier-disruptive at high percentages.
Function
Skin benefits
- Specially denatured ethanol
- Solvent and quick-evaporating carrier
- Preservation booster
Known concerns
- Drying and irritating to skin barrier
- Denaturants can include sensitizers (DEP, t-butanol etc.)
- Not suitable for compromised or dry skin
- Flammable
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.