Used as a preservative in cosmetics, pharmaceuticals, and food products due to its antimicrobial properties. It effectively inhibits the growth of bacteria, yeast, and mold, extending shelf life. Commonly found in lotions, creams, shampoos, and liquid medications where long-term stability is required. Its solubility in both aqueous and alcoholic solutions makes it suitable for a wide range of formulations. Often combined with other preservatives to enhance broad-spectrum protection.