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Skin Conditioning

C30-45 ALKYL CETEARYL DIMETHICONE CROSSPOLYMER

CAS 443892-05-5
80

Safety score · 0–100

Good

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

A long-chain silicone elastomer used to give creams and primers their silky feel. Skin-inert with no documented health concerns; the only knock is poor environmental biodegradation.

Function

SKIN CONDITIONING - EMOLLIENTFILM FORMINGHAIR CONDITIONINGSKIN CONDITIONING

Skin benefits

  • Soft silky after-feel
  • Excellent oil-binding and texture control
  • Forms breathable cushion film
  • Inert and non-reactive on skin

Known concerns

  • Not readily biodegradable - environmental persistence
  • Can build up on hair without proper cleansing

References

EU

EU CosIng database

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

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Same plant / compound family

78
C30-45 ALKYL DIMETHICONE
Film Former
 78
C30-45 ALKYL DIMETHICONE/POLYCYCLOHEXENE OXIDE CROSSPOLYMER
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 82
C30-45 ALKYL METHICONE
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 80
C30-45 ALKYLDIMETHYLSILYL POLYPROPYLSILSESQUIOXANE
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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.