Citric acid is a weak organic acid that occurs naturally in citrus fruits. It is also produced commercially by fermentation of sugars. Citric acid is used as a flavoring agent, preservative, and acidulant in food and beverages. It is also used in pharmaceuticals, cosmetics, and cleaning products.
Citric acid is an important ingredient in many foods and beverages. It is used to add tartness and flavor to fruits, juices, and sodas. It is also used as a preservative to prevent spoilage. Citric acid is also used in pharmaceuticals to treat kidney stones and other conditions. In cosmetics, it is used as an exfoliating agent and a pH adjuster. In cleaning products, it is used as a descaler and a metal cleaner.