It is a potassium citric acid salt with the molecular formula K3C6H5O7. It is a white, water-absorbing crystalline powder. It is odorless and salty in taste and contains 38.28%  potassium by mass. It is used in medical sciences to reduce its acidic properties. Using this substance reduces the risk of kidney stones. In the food industry, this substance is used as a buffering agent. It also helps regulate the pH of products such as soft drinks and keeps the pH at a good level during various processes.