The Lab
Specimen No. 0179
AvoidSyntheticfood packaging contaminants

Styrene

from polystyrene containers

A compound that can migrate from polystyrene cups and containers into hot or fatty foods. IARC classifies it as a Group 2A probable carcinogen.

low confidence
Researched July 7, 2026
Styrene molecular structure
Specimen 0179Styrene

Concerns

  • IARC Group 2A probable carcinogen; can leach into hot and fatty foods from polystyrene

Regulatory flags

  • ⚑IARC Class: Gr2A
  • ⚑EDC Status: None
  • ⚑Regulatory: US: FDA permits food contact; EU: phasing out
  • ⚑Evidence Grade: B

Commonly found in

Hot foods in polystyrene cups, coffee containers

Last researched: July 7, 2026

Research disclaimer: This rating is based on available peer-reviewed research and regulatory assessments at the time of publication. It is not medical advice. Consult a qualified professional for personal health or skin concerns.

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