Caredermis

Benzalkonium Chloride

Severity 5/10

preservative · antimicrobial

Is Benzalkonium Chloride safe?

Benzalkonium Chloride carries moderate concerns worth knowing about (irritation, allergy risk).

In plain language

A quaternary ammonium antimicrobial that is notably irritating to skin and eyes; problematic for compromised skin barriers.

A Caredermis plain-language explanation to help you read the label — not a regulator statement. The sourced facts are the classifications and status shown on this page.

Documented concerns

Concerns marked Editorialare Caredermis' own dermatological review; the rest are drawn from official data — see the cited sources ↓

Irritation

5/10

Well-documented skin and severe eye irritant.

Allergy risk

Editorial4/10

Can sensitize with repeated exposure.

Official regulatory status

Pulled directly from official regulatory datasets and expert reviews — not our own judgement.

EU-permitted preservative (max 0.1% (as benzalkonium chloride))CIR: safe as used (with qualifications)

Guidance by skin profile

Caredermis editorial guidance based on the concerns above — checked against the official records on every build, but not itself a regulator statement.

  • Sensitive skinHigh caution
  • Oily & acne-proneNo specific concern
  • Dry skinNo specific concern
  • PregnancyNo specific concern
  • Babies & kidsUse with caution
  • Eczema-proneBest avoided

Sources

Each authority below is shown only because our ingested copy of its data lists Benzalkonium Chloride — not because we asserted it. Follow a link to verify the classification or regulation directly.

CIR conclusion from the Cosmetic Ingredient Review (CIR) Quick Reference Table — cir-safety.org (snapshot in data/sources/)(point-in-time snapshot; CIR's live record may have been updated since).

See our methodology for how these map to concern levels. Informational only — not medical advice.

Products in our library containing Benzalkonium Chloride

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