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Additive

p-Phenylenediamine

High concern

Linked to health concerns. We’d skip products that lean on this.

What it is

Permanent hair dye. Strong sensitiser. We cap it.

Why it’s used

A common part of this kind of recipe.

What to know

Permanent hair dye. Strong sensitiser. We cap it.

  • Listed as an additive

Found in

  • No catalog matches yet.
All ingredients