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Benzothonium Chloride

Description

Benzethonium chloride is a synthetic quaternary ammonium compound widely used in skincare and pharmaceutical products for its antimicrobial properties. This cationic surfactant effectively disrupts bacterial cell membranes, making it a potent preservative and antiseptic agent. Its broad-spectrum activity against bacteria, fungi, and some viruses contributes to its popularity in various formulations.

In skincare, benzethonium chloride is often incorporated at concentrations ranging from 0.1% to 0.2%. It serves multiple functions, including preserving product integrity, enhancing shelf life, and providing mild antiseptic benefits. The ingredient is particularly valuable in leave-on products like lotions, creams, and gels, where microbial control is crucial.

Despite its efficacy, benzethonium chloride may cause skin irritation in some individuals, especially at higher concentrations. It's essential to use products containing this ingredient as directed and to perform patch tests when introducing new formulations. Regulatory bodies, including the FDA, have approved its use in various personal care products, subject to concentration limits.

When formulating with benzethonium chloride, it's important to consider its pH sensitivity and potential interactions with other ingredients to ensure optimal efficacy and product stability.