Back to Ingredient Dictionary

BENZYLHEMIFORMAL

Description

Benzylhemiformal is a versatile preservative commonly used in cosmetic and personal care products. This synthetic compound, also known as benzyloxymethanol, functions as an antimicrobial agent, effectively inhibiting the growth of bacteria, yeasts, and molds. Its chemical structure consists of a benzyl group attached to a hemiformal moiety, providing stability and efficacy in various formulations.

With a broad spectrum of activity, benzylhemiformal is particularly effective in water-based products such as lotions, creams, and hair care items. It operates optimally in pH ranges between 3 and 8, making it suitable for a wide array of skincare and cosmetic applications. The ingredient's low usage concentration, typically between 0.1% and 0.2%, contributes to its cost-effectiveness and minimal potential for irritation.

Benzylhemiformal is often used in conjunction with other preservatives to enhance overall product protection. Its compatibility with many common cosmetic ingredients allows for seamless integration into various formulations. While generally well-tolerated, some individuals may experience sensitivity. As with any preservative, patch testing is recommended for those with sensitive skin or a history of allergic reactions to cosmetic ingredients.