Citrate is a chemical compound derived from citric acid, which is commonly found in citrus fruits like oranges and lemons. It plays a crucial role in various biological processes, particularly in the Krebs cycle, where it helps in energy production within cells. Citrate can also act as a buffering agent, helping to maintain pH levels in different environments. In addition to its biological significance, citrate is used in various industries. It serves as a food preservative and flavoring agent, enhancing the taste of many products. Furthermore, citrate is utilized in medical applications, such as in anticoagulant solutions for blood storage, preventing clotting during transfusions.