Citric acid is an organic compound that is used as a food additive and a flavoring agent. It is found in fruits such as lemons, limes, oranges, and grapefruits. Citric acid is also sometimes called sour salt or 2hydroxypropanoic acid. It is used as a preservative, to add flavor and to adjust the acidity of certain foods. When citric acid mixes with water it creates citrates—an … [Read more...] about Citric Acid: One of the Most Important Acids for Your Body