Widely used as a preservative in cosmetics, pharmaceuticals, and food products due to its effective antimicrobial properties. It prevents the growth of bacteria, yeast, and molds, extending shelf life. Commonly found in creams, lotions, shampoos, and liquid medications where long-term stability is required. Its solubility in oils and alcohols makes it suitable for use in a variety of formulations. Often combined with other parabens to enhance preservation efficacy.