Testing the folate level, which is also known as folic acid and vitamin B9, is primarily used in the diagnosis of megaloblastic anemia. The reference range of the plasma folate level varies by age, as follows : Adults: 2-20 ng/mL, or 4.5-45.3 nmol/L.
Why would you take folic acid?
Folic acid helps your body produce and maintain new cells, and also helps prevent changes to DNA that may lead to cancer. As a medication, folic acid is used to treatfolic acid deficiency and certain types of anemia (lack of red blood cells) caused byfolic acid deficiency.
What is a good folate level?
Vitamin B12 and folate tests measure vitamin levels in the liquid portion of the blood (serum or plasma) to detect deficiencies. Sometimes the amount of folateinside red blood cells may also be measured. … A deficiency in either B12 or folatecan lead to macrocytic anemia, where red blood cells are larger than normal.