what are the risks associated with too much vitamin a during pregnancy? course hero

by Billie Okuneva 6 min read

  • Intake of more than 10,000 IU (3000 μg RE) per day increases the risk of abnormalities in the development of the nervous system.
  • Intake of more than 25,000 IU per day increases the risk of malformations of the urinary tract

Full Answer

Why do we need vitamin A during pregnancy?

In addition, fetal development of nervous, circulatory, and respiratory system require vitamin A . Is there a more crucial vitamin for your baby's development?

Why is vitamin A not converted to vitamin A?

Food allergies, intolerances and other issues (ex. IBS)[5] may prevent vitamin A conversion. These, along with consuming too may mucus-forming foods may predispose you to vitamin A deficiency.

What is the ABC of vitamin A?

Vitamin A and Pregnancy: ABC of Vitamin A. Vitamin A is one of the most potent antioxidants we have. It belongs to the fat-soluble group of vitamins also known as ADEK (vitamins A, D, E and K). The body absorbs these fat-soluble vitamins when they're taken with fats. Examples of these fats include some nuts, oil and butter.

What vitamins do fertility naturopaths prescribe?

One of my favorite multivitamin combinations for women with infertility and those preparing for pregnancy contains vitamin A.

How much beta carotene is needed for vitamin A?

You need 6 micrograms of beta-carotene for one microgram of vitamin A. The body converts and absorbs only 10-50% of beta-carotene from food. Your body better absorbs beta-carotene in supplement form than beta-carotene from food.

What are the sources of beta carotene?

But only 10-50% of carotenoids in the body end up converted to vitamin A. Food sources of beta carotene are all red, orange and yellow fruits and vegetables such as pumpkins, carrots, capsicums, tomatoes and strawberries.

How many IU of fetal nutrition is safe for a pregnant woman?

Pregnant women need around 2,500 IU. Breastfeeding women need around 4,300 IU. The safety limit in pregnancy differs between 8,000 IU and 10,000 IU. Some sources, such as one of the world's foremost authorities on fetal nutrition - Prof. Merlyn Werbach of the University of California says the upper limit is 40,000 IU[3].

Dangers of Vitamin A Supplements During Pregnancy (Proof)

Pregnancy can be a beautiful time. It is a time of blessings and you are about to be blessed with a newborn that you will cherish for the rest of your life. Many first time expecting mothers find themselves overwhelmed by the various stages of pregnancy and the changes brought to their lifestyle during pregnancy.

Dangers of Vitamin A During Pregnancy

Though vitamin A may be a regular part of your skincare routine, you should be very careful about this supplementation during pregnancy. Not many people understand the real dangers of vitamin A during pregnancy, hence often take high doses of the vitamin in supplementation form.

How Much Vitamin A is Safe During Pregnancy

Due to the teratogenic effects (causing abnormal fetal development) of consuming an excessive amount of vitamin A, the World Health Organisation (WHO) recommends that a safe dose of vitamin A during pregnancy should be less than 10,000 IU daily or 25,000 IU weekly, after the first 60 days of gestation.

Vitamin A Deficiency In Pregnancy

Vitamin A does play a significant role during pregnancy, however, carries the dangers of excessive consumption. That being the case, is there a risk to the health of the baby if you consume too little vitamin A?

What to Do if you Accidentally took Vitamin A During Pregnancy

If you have been taking vitamin A supplements unknowingly during pregnancy and have only now come to realise the effects this could have on the health of your baby, the first thing that you would have to do is stop taking the supplement and consult a healthcare professional.

Natural Sources of Vitamin A

You really do not have to worry about taking a vitamin A supplement to prevent deficiency. There is plenty of vitamin A rich foods that you can include in your diet to ensure that you are getting a good dose of the vitamin from food alone.

To Conclude

Vitamin A is an important part of pregnancy, however, you shouldn’t make the mistake of taking vitamin A supplements during pregnancy. The supplement will contain way too much vitamin A than what is considered safe for you and your baby and could bring about various complications.

How many pregnant women don't get enough vitamin A?

26% of pregnant women don’t get enough vitamin A from their daily diet, and non-pregnant women aren’t doing any better. In fact, 48% of non-pregnant women aren’t meeting their needs.

Why is vitamin A important for growth?

For cells to grow and multiply, your body and your baby require the support of vitamin A. In addition to supporting growth, this vitamin serves as an antioxidant. As an antioxidant it helps protect your cells from damaging factors such as pollution, UV rays, and emotional stress. If vitamin A is so important, why are women constantly warned about ...

How many IU of vitamin A is in a vitamin?

In supplements, vitamin A is usually reported in IU (international units) on its labels. If all the vitamin A is from beta carotene, up to 15,000 IU is allowed, though, not advised. You probably won’t find it that high anyway. If your vitamin contains retinyl palmitate or retinyl acetate, there shouldn’t be more than 2,500 IU from these two.

How to get more vitamin D?

Here are some ways to squeeze more of this vitamin into your day: 1 Add ground liver to your ground meat used for hamburgers, tacos, or spaghetti sauce. 2 Opt for mashed sweet potatoes in place of mashed white potatoes as a side dish for dinner. 3 Grab a bowl of pumpkin soup for lunch. 4 Add butternut squash to your favorite pasta sauce recipe. 5 Sprinkle shredded carrots on a salad, on scrambled eggs, or on a sandwich. 6 Choose spinach instead of iceberg lettuce in salads or on sandwiches. 7 Use a collard green leaf in place of a tortilla or wrap when making wraps for lunch. 8 Rip up kale leaves and add them to an omelet. 9 Make your own tasty, healthy, and easy trail mix by combining dried apricots, coconut flakes, and dark chocolate. 10 Blend mustard greens into your favorite smoothie recipe.

Can you get too much vitamin A?

It’s highly unlikely for most people following the standard American diet to get too much vitamin A. It’s also important to realize that most research about vitamin A toxicity isn’t about vitamin A from food sources. Most toxicity reports come from supplemental vitamin A, especially from preformed (retinol and retinyl) forms.

Can too much vitamin A cause night blindness?

While too much vitamin A can have a negative health impact, so can having too little. Not getting enough vitamin A can weaken your immune system, causing hyperkeratosis (which you may know as chicken skin), and lead to night blindness.

Is vitamin A bad for pregnancy?

Vitamin A gets a bad rap during pregnancy because toxic levels may lead to birth defects. Yes, too much of it, especially from supplements, can be dangerous . But you still need it, your baby still needs it, and there’s a really good chance you’re not getting enough of it.

What is the recommended daily allowance of vitamin A for healthy women in pregnancy?

fetal development, especially of the bones, teeth, skin, and vision. Recommended daily allowance (RDA) of vitamin A for healthy women in pregnancy, according to the American Pregnancy Association, is 770 mcg/dL.

What is the best way to get vitamin A for pregnancy?

The very best way to support your health in pregnancy and the health of your developing child is to eat a whole food pregnancy diet including the following foods high in vitamin A – carrots, squash, sweet potatoes, broccoli, apricots, spinach, pumpkin and liver (animal and fish) like Cod Liver Oil, milk and eggs. Vitamin A is also found in a quality whole food fertility specific multivitamin like the Fertilica™ Fertile Woman One Daily.

Why is it important to share that women of some cultures suffer from vitamin A deficiency?

Given that we work with women all over the world, it is important to share that women of some cultures suffer from vitamin A deficiency. Vitamin A deficiency often leads to the development of xerophthalmia which is thickening of the cornea and conjunctiva of the eye, as well as the inability to produce tears.

What is the best food for pregnancy?

The very best way to support your health in pregnancy and the health of your developing child is to eat a whole food pregnancy diet including the following foods high in vitamin A – carrots, squash, sweet potatoes, broccoli, apricots, spinach, ...

Where does vitamin A come from?

The first is preformed vitamin A, known as retinol and retinyl ester, that comes from animal foods – dairy products, meat, and fish. The second is provitamin A carotenoids, the most common being beta-carotene (but also alpha-carotene and beta-cryptoxanthin) that comes from many orange, ...

Is vitamin A good for pregnancy?

Before we get to the answers to these questions, it is very important to know that Vitamin A is an antioxidant that is essential for a healthy pregnancy. Vitamin A is one of many nutrients that plays a critical role in: helping the body maintain homeostasis. prevention of anemia.

Can too much vitamin A cause birth defects?

While some studies have shown that consum ing too much vitamin A in pregnancy may cause congenital birth defects that include malformations of the eye, skull, lungs, and heart, these studies were performed using very high amounts of synthetic, water-soluble forms of vitamin A which is vitamin A from non-food sources.

Why is vitamin A important during pregnancy?

Vitamin A is a fat-soluble vitamin that's stored in the liver. Vitamin A is important for your baby's embryonic growth, including the development of the heart , lungs , kidneys, eyes, and bones as well as the circulatory, respiratory, and central nervous systems. Vitamin A is particularly essential ...

How much vitamin A do pregnant women need?

One microgram (mcg) of retinol (preformed vitamin A) is equal to 1 mcg RAE, but it takes 12 mcg of beta-carotene or 24 mcg of alpha-carotene to equal 1 mcg RAE.

What is the unit of measurement for vitamin A?

An older standard of measurement that is still used (especially on Supplement Facts labels) is the International Unit, or IU. IUs aren't easily converted to RAE because the conversion depends on the type of vitamin A. For example, 900 mcg RAE could be anywhere from 3,000 to 36,100 IU of vitamin A.

What are the two forms of vitamin A?

There are two forms of vitamin A: preformed vitamin A and provitamin A carotenoids. Preformed vitamin A (also called retinol) is used directly by the body and is found in animal products like eggs, milk, and liver.

What is the best source of vitamin A?

Fruits and vegetables (particularly orange and yellow ones and leafy greens), rich in beta-carotene, are the best sources of provitamin A. You're also likely to get a fair amount of preformed vitamin A from fortified milk and cereals.

Why is vitamin A important for women?

Vitamin A is particularly essential for women who are about to give birth because it helps with postpartum tissue repair. It also helps maintain normal vision, fights infections, supports your immune system, and helps with fat metabolism. There are two forms of vitamin A: preformed vitamin A and provitamin A carotenoids.

How much vitamin A is in cereal?

one serving breakfast cereal, fortified with 10 percent of the daily value for vitamin A: 90 mcg RAE

Symptoms of Vitamin Overdose

Symptoms of vitamin overdose also include symptoms that are a part of normal pregnancy. If you suspect a vitamin overdose, note changes in your pregnancy symptoms that might be explained by the excessive vitamins.

Vitamin Terms to Know

Recommended Daily Allowance (RDA): the recommended vitamin dosage for 97-98% of healthy individuals