Vitamin B6 for Morning Sickness

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Topic Overview

Studies suggest that taking vitamin B6 for morning sickness greatly improves nausea, though not vomiting, for many pregnant women. There has been no sign of harm to the fetus with vitamin B6 use.1

A typical dose of vitamin B6 for morning sickness is 10 mg to 25 mg, 3 times a day.2

Talk to your health professional before you take vitamin B6 for morning sickness.

Note:

Intake of more than 100 mg a day of vitamin B6 can cause temporary nerve damage.

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References

Citations

  1. Festin M (2014). Nausea and vomiting in early pregnancy. BMJ Clinical Evidence. http://clinicalevidence.bmj.com/x/pdf/clinical-evidence/en-gb/systematic-review/1405.pdf. Accessed June 23, 2014.
  2. Kelly TF, Savides TJ (2009). Gastrointestinal disease in pregnancy. In RK Creasy et al., eds., Creasy and Resnik's Maternal-Fetal Medicine: Principles and Practice, 6th ed., pp. 1041–1057. Philadelphia: Saunders Elsevier.

Credits

ByHealthwise Staff
Primary Medical Reviewer Sarah Marshall, MD - Family Medicine
Specialist Medical Reviewer Kirtly Jones, MD - Obstetrics and Gynecology

Current as ofAugust 6, 2014