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Preservative

CHLORHEXIDINE DIGLUCONATE

CAS 18472-51-0 Updated
62

Safety score · 0–100

Fine

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

About

A potent biguanide antimicrobial used as preservative and antiseptic. Effective at low %; concerns include rare severe allergic reactions and EU concentration limits.

Function

ANTIMICROBIALORAL CAREPRESERVATIVE

Skin benefits

  • Broad-spectrum antimicrobial
  • Effective preservative at low %
  • Used medically for antiseptic action

Known concerns

  • Rare but documented anaphylaxis risk
  • Skin and eye irritation at higher %
  • EU restricted to 0.3% in cosmetics

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.