N,N-BIS(2-HYDROXYETHYL)-P-PHENYLENEDIAMINE SULFATE
Ingredient type: HUMECTANT/WATER-SOLUBLE
✨ Role: This ingredient is used primarily as a coloring agent in hair dyes. It helps penetrate the hair fiber and impart long-lasting color.
Ingredient type: Water-soluble
⚕️ Safety: its use is generally considered safe when used according to product recommendations, although some people may experience allergic reactions.
✨ Vegan: This ingredient can be considered vegan, as it is not of animal origin.
✨ Worth knowing: Although useful for hair colorimetry, it is potentially allergenic for some people. A skin test is recommended before use.
Present in: Mainly hair dyes and colorants.


