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Vitamin B6 for Nausea During Pregnancy

author image Jennifer Hartford
Jennifer Hartford began writing for the public in 2006. She has been published in "The Hospital News" and "The Midland Mirror." She holds a Bachelor of Nursing degree from Athabasca University.
Vitamin B6 for Nausea During Pregnancy
A pregnant woman holding her belly. Photo Credit Ledolina/iStock/Getty Images

Nausea and vomiting in pregnancy are common problems that many women experience. There are prescription and natural ways to assist with these symptoms. The main goal of treatment is to maintain hydration and good nutrition. Vitamin B6 is often used alone or in combination to treat nausea of pregnancy.


Up to 75 percent of women will experience nausea with or without vomiting at some point during pregnancy. Often called morning sickness, this bothersome ailment often persists throughout the day. It usually is more prominent in early pregnancy but nausea can be a problem many weeks and months into pregnancy as well. The exact cause is not completely understood and involves many factors.


In many cases, reassurance and decreased anxiety can ease a woman's nausea in early pregnancy. Simple modification is diet may help. Some women may not tolerate any food item in large quantities. Milk tends to be a common cause of nausea when consumed in large amounts. Timing of meals and portion sizes also have a big impact. Smaller, more frequent meals will help to east these bothersome symptoms. Prenatal vitamin supplements may cause stomach upset, taking them at night may help with this side effect.

Vitamin B6

Vitamin B6 for Nausea During Pregnancy
A lean portion of meat is a great dietary source of vitamin B6. Photo Credit beef teriyaki image by Aqeel Ahmed from Fotolia.com

For unknown reasons vitamin B6, also known as pyroxidine, in supplement form eases the nausea associated with pregnancy. Vitamin B6 helps your body metabolize protein, fats and carbohydrates. It helps in formation of new red blood cells, antibodies and neurotransmitters. It is vital to your baby's developing brain and nervous system. Some good food sources of vitamin B6 include beans, nuts, meat and fish. Too much vitamin B6 can cause numbness and nerve damage so ensure that your intake is below 100 mg daily including supplements and food sources.


B6 is a component of some of the prescription medications used for nausea in pregnancy. Doxylamine is a very common medication used as an oral tablet and it has vitamin B6 in it. This medication has been proven safe in pregnancy and can be taking at a variety of times and different dosages depending on the needs of the mother.


Vitamin B6 for Nausea During Pregnancy
Severe nausea and vomiting in pregnancy requires a visit to the hospital. Photo Credit Teddy bear as a patient in hospital image by Monika 3 Steps Ahead from Fotolia.com

Tongue sores or mouth ulcers, depression and anemia may indicate a mild B6 deficiency. Severe deficiency is very rare. Pregnant women who suffer with nausea and vomiting are at risk of malnutrition, dehydration and further complications. Caution is advised; seek medical attention and advise to manage symptoms. Severe cases will need close observation and sometimes hospitalization for intravenous therapy and medical intervention.

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