antioxidant
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
Generally safe·Moderate evidence
A synthetic antioxidant approved in the EU and used at low levels to prevent product degradation and extend shelf life. Not absorbed through skin and presents no safety concern in cosmetic formulations.
Products with Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
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.