The iron in prenatal vitamins may cause constipation, and some women complain of nausea.
You also may have diarrhea, dark stools, low appetite, and stomach upset or cramps.
Talk with your OB/GYN or midwife about any side effects you have from taking prenatal vitamins.
Why is my poop black in pregnancy?
Women who are pregnant often note changes in their bowel pattern. Stool can turn black because of iron and vitamin supplements. Iron can also turn stool greenish. As the uterus enlarges and increases pressure within the pelvis, constipation may occur and hemorrhoids can develop and cause blood in the stool.
Can taking vitamins change the color of your stool?
Vitamins and supplements commonly cause changes in urine color but may also change stool color. Pooping is a natural body process, so it makes sense that changes in texture or color could have negative implications for your health.
Does folic acid change stool color?
Iron pills may cause stomach problems, such as heartburn, nausea, diarrhea, constipation, and cramps. Be sure to drink plenty of fluids and eat fruits, vegetables, and fibre each day. Iron pills can change the colour of your stool to a greenish or grayish black. This is normal.
Can taking prenatal vitamins mess with your period?
There’s no truth to the claim that prenatal vitamins can help regulate your period. Your period depends on hormones released by various body organs, not on vitamins you take. Do prenatal vitamins make your hair grow faster?
Is black stool dangerous during pregnancy?
Certain foods and medicines also can change the look of the stool. Taking medicines with bismuth subsalicylate, such as Pepto-Bismol, or iron tablets can make the stool black, and eating lots of beets may turn the stool red. Eating foods with black or dark blue food colouring can turn your stool black.
Is black poop bad?
Fast Facts: What You Need to Know About Black Stools
Most cases of black stools are from eating black foods or iron supplements. Black stools caused by blood indicate a problem in the upper digestive tract. Black stool along with pain, vomiting, or diarrhea is cause to see a doctor right away.
What does your stool look like if you have colon cancer?
Signs and symptoms of colon cancer include: A persistent change in your bowel habits, including diarrhea or constipation or a change in the consistency of your stool. Rectal bleeding or blood in your stool. Persistent abdominal discomfort, such as cramps, gas or pain.
Can multivitamins make your poop dark?
Possible side effects of multivitamins with minerals/ folic acid/ iron/ docusate: Check with your doctor if any of these most COMMON side effects persist or become bothersome: Constipation; dark or discolored stools; diarrhea; nausea; stomach upset; vomiting.
Can multivitamin cause black stool?
Multivitamins that contain iron may also have the same effect. In addition, foods that are dark blue or black in color may cause black stools. Food and supplements that can cause black stool include: Iron supplements or foods high in iron.
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