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Preservative

SODIUM BENZOATE

CAS 532-32-1 Updated
78

Safety score · 0–100

Fine

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

About

A food-grade preservative that fights mold and yeast in low-pH formulas. Generally very safe; the main caveat is a trace benzene reaction when paired with vitamin C and heat.

Function

ANTICORROSIVEFRAGRANCEPRESERVATIVE

Skin benefits

  • Preserves product

Known concerns

  • Trace benzene with ascorbic acid + heat
  • Rare mild irritation

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.