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pH Adjuster

POTASSIUM ACETATE

CAS 127-08-2 Updated
90

Safety score · 0–100

Excellent

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

About

A food-grade potassium salt of acetic acid used to buffer pH and condition skin. Excellent safety profile with decades of food-, pharma-, and cosmetic-use history; metabolized as a normal endogenous compound.

Function

FILM FORMING

Skin benefits

  • Mild buffering and pH adjustment
  • Naturally occurring food-grade salt
  • Excellent biocompatibility
  • Used as a humectant and viscosity modifier

Known concerns

  • No significant concerns at cosmetic concentrations

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.