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POLYQUATERNIUM-42

Description

Polyquaternium-42 is a synthetic, cationic polymer widely used in personal care and cosmetic formulations. This versatile ingredient functions primarily as a film-forming agent, conditioning agent, and fixative. Its chemical structure consists of quaternary ammonium groups along a polymer backbone, giving it a positive charge that allows it to adhere effectively to negatively charged surfaces like hair and skin.

In haircare products, Polyquaternium-42 provides excellent conditioning properties, reducing static, improving combability, and enhancing shine. It forms a protective film on hair strands, helping to prevent moisture loss and protect against environmental stressors. In skincare formulations, it acts as a humectant, attracting and retaining moisture to improve skin hydration.

Polyquaternium-42 is particularly valued for its ability to create clear formulations and its compatibility with a wide range of other cosmetic ingredients. It performs well in both leave-on and rinse-off products, maintaining its effectiveness even in the presence of anionic surfactants. This ingredient is generally well-tolerated and considered safe for use in cosmetic applications, making it a popular choice among formulators seeking to enhance product performance and user experience.