Can you start B12 supplements before checking intrinsic factor antibodies?
Abstract
Vitamin B12 supplementation can often proceed without waiting for intrinsic factor antibody results in symptomatic cases, but care should be taken with regard to test timing to avoid false-positive results.
Fields of Study & Subjects
Folate and B Vitamins Research
Hematological disorders and diagnostics
Celiac Disease Research and Management
Publication details
- Journal / source
- Zenodo (CERN European Organization for Nuclear Research)
- Publication date
- 3 February 2026