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NITROPHENOL

Description

Nitrophenol is a synthetic organic compound with applications in both skincare and haircare formulations. This multifunctional ingredient belongs to the phenol family and is characterized by its nitro group attachment. In skincare, nitrophenol acts as a pH adjuster and preservative, helping to maintain product stability and extend shelf life. Its mild antiseptic properties contribute to the overall cleanliness of formulations.

In haircare, nitrophenol serves as a color additive and dye intermediate, particularly in semi-permanent and temporary hair colorants. It imparts a yellow to orange hue, depending on concentration and formulation. Nitrophenol's molecular structure allows for effective penetration of the hair shaft, resulting in longer-lasting color results compared to some other dye compounds.

While effective, nitrophenol requires careful consideration in formulation due to its potential for skin sensitization in some individuals. Proper concentration levels and thorough safety assessments are crucial. Additionally, its use is regulated in various countries, with specific limitations on concentration in leave-on and rinse-off products. Formulators must adhere to these regulations and consider alternative ingredients for sensitive skin formulations or products marketed as "natural" or "organic."