In our reference data, T-Butyl Alcohol is a drying alcohol.
T-Butyl Alcohol (tert-butanol) is a small alcohol used in cosmetic formulations primarily as a solvent and as a denaturant for ethanol, helping dissolve ingredients and reduce product palatability. It is a base/formulation ingredient rather than a treatment active.
| Reported effect | How often | Notes |
|---|---|---|
| Skin irritation | Uncommon | Possible mild irritation, more likely at higher concentrations |
| Dryness | Uncommon | Solvent action may contribute to drying of skin |
| Eye irritation | Uncommon | Reported on direct ocular contact |
| Allergic contact dermatitis | Rare | Sensitization reported infrequently in patch testing |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.