Maternal supplementation of vitamin B12 in predominantly vegetarian pregnant women improves their vitamin B12 status and the neurodevelopment of their infants: the MATCOBIND multicentric double-blind randomised control trial
BMJ Paediatrics Open
•
February 23, 2026
Higher-dose vitamin B12 modestly improves infant cognition
In predominantly vegetarian pregnant women, 250 micrograms daily vitamin B12 improved infants’ mental development scores compared with 50 micrograms. *Multicentre double-blind randomized controlled trial; Level 1b (OCEBM).
- Level of evidence
- Level 1b (OCEBM)
- DocG quality score
- 5.5 / 10
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