surfactant · emulsifier
PPG-26-Buteth-26
Generally safe·Moderate evidence
A polypropylene glycol-based surfactant and emulsifier used to stabilize cosmetic formulas. Safety assessments indicate it is well-tolerated when used at typical cosmetic concentrations.
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.