Benzoic acid solution is widely used as a preservative in the food and beverage industry due to its antimicrobial properties, effectively inhibiting the growth of bacteria, yeast, and fungi. It is commonly added to products like soft drinks, fruit juices, pickles, and condiments to extend shelf life and maintain quality. In the pharmaceutical sector, it serves as an antiseptic and preservative in topical medications, ointments, and oral preparations. Additionally, it is utilized in cosmetics and personal care products, such as creams and lotions, to prevent microbial contamination. In industrial applications, benzoic acid solution acts as a precursor for the synthesis of various chemicals, including plasticizers, dyes, and fragrances. Its versatility and effectiveness make it a valuable component across multiple industries.