**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a Patient Direct Program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**
This test is used to determine if one has folate deficiency. This particular test would be used rather than a standard Folate, Serum due to the fact that RBC Folate levels remain fairly constant.
This test includes:
Patient Preparation: Discontinue any supplements containing Biotin for 72 hours prior to specimen collection.