Effect of Vitamin B12 Supplementation in Pregnancy on Perinatal Outcomes

Sullivan, Victoria A. MD
Blackwelder, Russell S. MD, MDiv, CMD

VICTORIA A. SULLIVAN, MD, and RUSSELL S. BLACK-WELDER, MD, MDiv, CMD, Medical University of South Carolina, Charleston

Author disclosure: No relevant financial relationships.

Address correspondence to Victoria A. Sullivan, MD, at [email protected].

A collection of Medicine by the Numbers published in AFP is available at https://www.aafp.org/afp/mbtn.

American Family Physician 110(5):p 462A-462B, November 2024.

Overall, there may be a benefit to vitamin B12 supplementation in addressing deficiency in the antepartum period, but no evidence suggests that treatment affects patient-oriented outcomes.