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Skin Conditioning

HYDROGEN DIMETHICONE

CAS 68037-59-2 / 69013-23-6 / 70900-21-9 Updated
72

Safety score · 0–100

Fine

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

About

A reactive silicone (poly-methylhydrogen-siloxane) used to make hair and powder ingredients water-repellent. Once cured into a finished product, very stable and skin-safe.

Function

FILM FORMING

Skin benefits

  • Water-repellent silicone for hair and skin
  • Bonds to surfaces for durable feel
  • Conditioning, smoothing

Known concerns

  • Reactive Si-H bonds before cure
  • Process care needed during formulation
  • Mainly a processing aid

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.