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PHENYL MERCURIC BENZOATE

Description

Phenyl mercuric benzoate is a controversial preservative compound that was once used in various cosmetic and pharmaceutical formulations. This organomercury compound consists of a phenyl group, a mercury atom, and a benzoate group, forming a potent antimicrobial agent. Its primary function is to prevent the growth of bacteria, fungi, and other microorganisms in products, thereby extending their shelf life.

Despite its effectiveness, phenyl mercuric benzoate has been largely phased out of use in many countries due to significant safety concerns. The compound can release mercury, a toxic heavy metal, which can be absorbed through the skin or mucous membranes. Prolonged exposure to mercury can lead to various health issues, including neurological problems, kidney damage, and skin irritation.

Regulatory bodies, including the FDA and European Commission, have imposed strict limitations or bans on the use of phenyl mercuric benzoate in cosmetics and personal care products. Alternative preservatives with better safety profiles are now preferred in modern formulations. When encountered in older products or certain specialized applications, it is crucial to exercise caution and consider potential risks associated with its use.