solvent
T-Butyl Alcohol
Generally safe·Strong evidence
A volatile alcohol used as a solvent to dissolve fragrance and active ingredients in cosmetics. Published assessments support its safe use at concentrations found in cosmetic formulations.
References
Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.