Usually your b12 blood serum will he higher with supplementation. It's best to stop it 3 to 4 days prior to the blood draw for testing.
__________________
Marlene, wife to John DX w/SAA April 2002, Stable partial remission; Treated with High Dose Cytoxan, Johns Hopkins, June 2002. Final phlebotomy 11/2016. As of July 2021 HGB 12.0, WBC 4.70/ANC 3.85, Plts 110K.
|