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Hair Conditioning

CYSTINE BIS-PG-PROPYL SILANETRIOL

72

Safety score · 0–100

Fine

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

A silane-modified cystine — designed to anchor to hair keratin and help disulfide bonds. Marketed for strengthening; safety looks fine, but data is sparse.

Function

SKIN CONDITIONING

Skin benefits

  • Hair-strengthening silane-cystine hybrid
  • Targets disulfide bond support
  • Reduces breakage and split ends
  • Conditioning film former

Known concerns

  • Limited public efficacy and safety data
  • Trade-name actives often proprietary

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, so always read the physical product label and consult a healthcare professional for personal concerns.