Back to Ingredient Dictionary

DEQUALINIUM ACETATE

Description

Dequalinium acetate is a potent antimicrobial compound with applications in skincare and pharmaceutical formulations. This quaternary ammonium salt exhibits broad-spectrum activity against various microorganisms, including bacteria, fungi, and certain viruses. Its efficacy in combating both gram-positive and gram-negative bacteria makes it a valuable ingredient in topical treatments for acne, fungal infections, and other skin conditions.

The compound's molecular structure allows it to disrupt microbial cell membranes, leading to cell death and preventing the proliferation of harmful microorganisms on the skin. Dequalinium acetate is particularly effective against Staphylococcus aureus and Candida albicans, common culprits in skin infections.

In skincare formulations, dequalinium acetate is typically used in low concentrations due to its potency. It can be incorporated into cleansers, toners, and targeted treatments. The ingredient's stability across a wide pH range enhances its versatility in various product types.

While effective, dequalinium acetate should be used judiciously, as prolonged or excessive use may disrupt the skin's natural microbiome. It is often combined with other active ingredients to create comprehensive skincare solutions for specific dermatological concerns.