Used as an antioxidant in food and beverage products to prevent spoilage and maintain freshness. Commonly added to fruit juices, canned fruits, and processed foods to preserve color and flavor. In pharmaceuticals, it serves as a vitamin C supplement and stabilizer in formulations. Also utilized in cosmetics for its skin-brightening properties and ability to neutralize free radicals. Frequently applied in industrial settings to remove chlorine residues and as a reducing agent in chemical processes.