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Skin Conditioning

C20-24 ALKYL METHICONE

CAS 200074-77-7 Updated
80

Safety score · 0–100

Good

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

About

An alkyl-modified silicone wax — gives a velvety dry finish and helps water resistance in sunscreens. Inert and non-irritating; environmental persistence is the main critique.

Function

SKIN CONDITIONING - EMOLLIENTSKIN CONDITIONINGVISCOSITY CONTROLLING

Skin benefits

  • Smooth dry-finish skin feel
  • Improves SPF water resistance
  • Inert and non-irritating

Known concerns

  • Not biodegradable
  • Can build up on skin in leave-on
  • Minor environmental persistence

References

EU

EU CosIng database

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

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