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Petroleum hydrocarbon stream (banned)

Hydrocarbons, C3-4, if they contain > 0.1% w/w Butadiene

CAS 68476-40-4
5

Safety score · 0–100

Avoid

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A petroleum gas mixture (C3-C4 hydrocarbons) prohibited in EU cosmetics whenever it carries more than 0.1% butadiene, a known human carcinogen. It has no skincare role and exists in regulation only to be banned.

Skin benefits

  • No cosmetic benefit; this is a petroleum stream entry, not a finished ingredient
  • Listed only because regulators must define its restricted form

Known concerns

  • Banned in EU cosmetics under Annex II when butadiene content exceeds 0.1% w/w
  • 1,3-Butadiene is classified Carcinogen Category 1A (known human carcinogen)
  • Also classified as a mutagen (germ cell mutagenicity)
  • Inhalation of vapours is hazardous; not appropriate for skin contact

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Check your shelf

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.