4-methyl-m-phenylenediamine; 2,4-toluenediamine
Severity 10/10cosmetic ingredient
Is 4-methyl-m-phenylenediamine; 2,4-toluenediamine safe?
4-methyl-m-phenylenediamine; 2,4-toluenediamine carries significant published concerns (cancer concern, hormone disruption, allergy risk, environmental impact).
Documented concerns
Cancer concern
10/10Classified by EU CLP Carc. 1B.
Hormone disruption
10/10Classified by EU CLP Repr. 2/Muta. 2.
Allergy risk
10/10Classified by EU CLP Skin Sens. 1.
Environmental impact
10/10Classified by EU CLP Aquatic Chronic 2.
Related ingredients
Ingredients with a similar role or shared type of concern — useful for comparing what's on your label.
Checking a specific product? Paste its full ingredient list and we'll analyze everything at once.