It is used in the laboratory as a buffering agent and chelator. In renal function studies, potassium citrate is used as an alkanizing agent where the citric acid is a metabolic substrate in renal cells. Studies have shown that potassium citrate may increase bone density, it is therefore used in research experiments related to the treatment of osteoporosis.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.