The kit is used for quantitative detection of folic acid (FA) in human serum samples in vitro.

Decreased folate is helpful to diagnose megaloblastic anemia (MGA) caused by folate deficiency; The determination of erythrocyte folate is particularly valuable in judging folate deficiency when there is no megaloblastic anemia in vivo. In addition, it can be seen in excessive proliferation of red blood cells and increased utilization of folic acid, such as hemolytic anemia.