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Humectant

SODIUM PCA METHYLSILANOL

CAS 99035-50-4 Updated
80

Safety score · 0–100

Good

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

About

A modern silicon-bound PCA humectant that binds moisture into the stratum corneum while delivering smooth conditioning. Generally well tolerated; no notable concerns reported in cosmetic use.

Function

HUMECTANTSKIN CONDITIONING

Skin benefits

  • Moisture binding
  • Skin conditioning
  • Smoother skin feel

Known concerns

  • Limited public toxicology on this exact INCI
  • Silanol stability requires careful pH

References

EU

EU CosIng database

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

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Humectant

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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.