Malic acid has several major or common uses, including:
- Food industry: Malic acid is commonly used as a food additive, particularly in the production of beverages, such as fruit juices, energy drinks, and sports drinks. It is also used as a flavor enhancer and acidity regulator in a variety of foods, including confectionery, baked goods, and dairy products.
- Pharmaceuticals: Malic acid is used as an excipient in pharmaceutical formulations to help stabilize and control the pH of drugs. It is also used in the production of effervescent tablets, which dissolve quickly in water and release carbon dioxide gas.
- Cosmetics: Malic acid is used in the production of skin care products, such as exfoliating creams and chemical peels. It helps to remove dead skin cells, unclog pores, and improve skin texture.
- Metal complexation: Malic acid is used as a chelating agent in metal complexation reactions, which are used in the production of catalysts and other industrial chemicals.
- Cleaning products: Malic acid is used in the production of cleaning products, such as toilet bowl cleaners, because of its ability to dissolve mineral deposits and stains.
Overall, malic acid has a wide range of uses in various industries, and its versatility makes it a popular ingredient in many consumer products.