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Chelating Agent / Buffer

SODIUM POLYPHOSPHATE

CAS 68915-31-1 Updated
75

Safety score · 0–100

Fine

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

About

A sodium polyphosphate chelator and pH buffer with food-additive safety pedigree. Cosmetic use is mild; main caveat is environmental phosphate load.

Function

CHELATING

Skin benefits

  • Chelation
  • Buffering
  • Improves stability

Known concerns

  • Phosphate environmental load
  • Mild irritation at high %

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.