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Skin Conditioning

4-PCA DIPHENYL DIMETHICONE

82

Safety score · 0–100

Good

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

A diphenyl dimethicone carrying a pyrrolidone-carboxylic-acid (PCA) group — combines the gloss of phenyl silicones with the moisturising affinity of PCA, a natural skin component. Standard silicone safety story with a small humectant bonus.

Function

SKIN CONDITIONING - EMOLLIENTSOLVENT

Skin benefits

  • PCA group adds humectant-like water binding
  • Phenyl groups give gloss and refractive index
  • Compatible with sunscreen and foundation chassis

Known concerns

  • Standard silicone environmental persistence
  • No significant skin concerns

References

EU

EU CosIng database

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

Related skin conditionings

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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.