thickener
Polyacrylamide
Watch if sensitive·Moderate evidence
A synthetic polymer used to thicken gels and creams. The CIR panel confirmed it is safe as used in cosmetics. Rarely, contact sensitization has been reported in people with existing dermatitis, though the monomer residual content in cosmetic-grade material is tightly controlled.
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.