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DIHYDROXYMETHYLSILYLPROPOXY HYDROXYPROPYL HYDROLYZED CASEIN

65

Safety score · 0–100

Fine

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

About

A silicone-modified hydrolyzed casein protein used for film-forming conditioning benefits, combining silica chemistry with protein substantivity.

Dihydroxymethylsilylpropoxy Hydroxypropyl Hydrolyzed Casein is a reaction product of glycidoxypropyl methyl dihydroxysilane with hydrolyzed casein, providing a hybrid silicone-protein conditioning ingredient. Under EU Regulation 1223/2009, silane-modified proteins require consideration of residual silane reactivity; the ingredient is permitted without specific restriction entries.

Skin benefits

  • Forms substantive conditioning film on skin and hair
  • Provides smooth velvet skin feel

Known concerns

  • Residual silane chemistry requires formulation pH control
  • Limited clinical safety data for skin sensitization potential

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.