Vanillin is widely used as a flavoring agent in the food industry, particularly in confectionery, baked goods, and desserts, to impart a rich, creamy vanilla flavor. It is also a key ingredient in the production of ice creams, chocolates, and beverages, enhancing their taste and aroma. In the fragrance industry, vanillin is utilized in perfumes, candles, and air fresheners to create warm, sweet scents. Additionally, it serves as a masking agent in pharmaceuticals to improve the palatability of medications. In the chemical industry, vanillin is employed as an intermediate in the synthesis of various compounds, including drugs and agrochemicals. Its antioxidant properties also make it useful in certain cosmetic formulations.