Widely used in the food and beverage industry as an acidulant to enhance sour taste and preserve freshness. It helps control pH, improves flavor stability, and acts as a natural preservative in soft drinks, candies, and canned foods. Common in dairy products to prevent spoilage and in jams to aid gel formation during processing. Used in cleaning products due to its ability to chelate metal ions, making it effective in removing hard water stains and scale from boilers, dishwashers, and industrial equipment. Found in eco-friendly detergents and descalers as a safer alternative to harsher acids. In personal care and cosmetics, it adjusts and stabilizes pH in creams, lotions, and hair care products. Also acts as an antioxidant to extend shelf life and improve product performance. Employed in pharmaceuticals to improve solubility and stability of active ingredients. Used in effervescent tablets and as a stabilizer in blood collection tubes. Helps reduce the risk of kidney stones by increasing citrate levels in urine. Common in industrial applications such as electroplating, textile processing, and as a component in concrete retarders. Also used in water treatment and as a biodegradable agent in various chemical processes.