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Vitamin B6 for Morning Sickness

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Overview

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

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

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

Don't take more than 200 mg a day without talking with your doctor or midwife.

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. Committee on Obstetric Practice (2018). Nausea and vomiting of pregnancy. ACOG Practice Bulletin No. 189. Obstetrics and Gynecology, 131(1): e15–e30. DOI: 10.1097/AOG.0000000000002456. Accessed July 18, 2018.

Credits

Current as of: November 9, 2022

Author: Healthwise Staff
Medical Review:
Sarah Marshall MD - Family Medicine
Adam Husney MD - Family Medicine
Kathleen Romito MD - Family Medicine
Kirtly Jones MD - Obstetrics and Gynecology
Heather Quinn MD - Family Medicine

The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.