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Preservative

SODIUM PROPIONATE

CAS 137-40-6 Updated
85

Safety score · 0–100

Good

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

About

Sodium salt of propionic acid. A food-grade preservative against moulds. Mild and well tolerated; useful in natural/organic preservation systems.

Function

PRESERVATIVE

Skin benefits

  • Mild antimicrobial preservative
  • Food-grade safety
  • Good against moulds and yeasts
  • Low irritation profile

Known concerns

  • May trigger reactions in propionate-sensitive individuals (rare)

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.