Researchers conclude that this study outcome does not question the importance of getting enough of these vitamins during pregnancy but highlights concerns about the impact of a vitamin B12 overdose on offspring
PubMed Central , Alcohol (Fayetteville, N.Y.) , vol
No one has tested whether the effects are additive, synergistic, or negligible when combined
Symptoms of anaphylaxis include swelling of the face, lips, and neck along with rapid heartbeat, and trouble breathing
Takeaway Your body needs vitamin B12 for good health
Retrieved May 3, 2025, from (Cautions that people with low blood pressure or a history of gout should not take niacin/niacinamide due to risk of hypotension and hyperuricemia