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pH Adjuster

SODIUM ACETATE

CAS 127-09-3 Updated
90

Safety score · 0–100

Excellent

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

About

A simple food-grade salt used to buffer cosmetic formulas to a stable pH. Extremely well-tolerated, with decades of use in food and pharma. No safety concerns.

Function

BUFFERINGFRAGRANCE

Skin benefits

  • pH adjuster and buffer
  • Maintains formula stability
  • Used in food at higher levels safely
  • Inert and well-tolerated

Known concerns

  • Mildly hygroscopic; cosmetic-relevant only at extreme amounts

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.