Citric Acid Anhydrous is a form of citric acid that does not contain any water molecules (anhydrous means "without water"). It is widely used in food, pharmaceutical, and other industries for various purposes. This is a natural compound found in many fruits and vegetables, particularly in citrus fruits such as lemons and oranges. These are commonly used as a food additive, providing a sour taste and acting as a preservative. Citric Acid Anhydrous is a versatile ingredient used in various industries for its properties as an acidulant, preservative, and pH regulator.