Caredermis

m-phenylenediamine

Severity 10/10

hair dyeing

Is m-phenylenediamine safe?

m-phenylenediamine is prohibited in cosmetic products in the EU (CosIng Annex II), with documented concerns: hormone disruption, allergy risk, irritation, environmental impact.

Documented concerns

Each concern below is drawn from official data — see the cited sources ↓

Hormone disruption

10/10

Classified by EU CLP Muta. 2.

Allergy risk

10/10

Classified by EU CLP Skin Sens. 1.

Irritation

10/10

Classified by EU CLP Eye Irrit. 2.

Environmental impact

10/10

Classified by EU CLP Aquatic Acute 1/Aquatic Chronic 1.

Official regulatory status

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

CIR: safe as used (with qualifications)EU cosmetics: Prohibited

Sources

Each authority below is shown only because our ingested copy of its data lists m-phenylenediamine — 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.

Related ingredients

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