Yes, blood transfusion may exert some effect on the serum levels of ferritin, cobalamin, or folate. Some ordering providers may recommend waiting 14 days before testing to assess "baseline" (normal) micronutrient levels. Please consult with your ordering provider regarding the best time to test. For a deeper dive, consider this article: https://pubmed.ncbi.nlm.nih.gov/1412686/.
Will an infusion of red blood cells (RBC) affect Vibrant's Micronutrient test?
Adair
