During pregnancy, it’s important not to get too much preformed vitamin A, which can cause birth defects and liver toxicity in high doses. (However, it’s safe and beneficial to eat plenty of fruits and vegetables high in carotenoids.)
Why is vitamin A avoided in pregnancy?
Having large amounts of vitamin A can harm your unborn baby. So if you’re pregnant or thinking about having a baby, do not eat liver or liver products, such as pâté, because these are very high in vitamin A.
How much vitamin A is harmful during pregnancy?
Vitamin A: No more than 4,000 IU (800 ug). Taking too much vitamin A can be dangerous. That’s why many manufacturers have reduced the amount of vitamin A in their vitamin supplements or have replaced it with beta-carotene, a much safer source of the vitamin. Folic acid: At least 400 to 600 mcg.
Why does vitamin A cause birth defects?
Background: Studies in animals indicate that natural forms of vitamin A are teratogenic. Synthetic retinoids chemically similar to vitamin A cause birth defects in humans; as in animals, the defects appear to affect tissues derived from the cranial neural crest.
Can you use vitamin A when pregnant?
Despite the low risk suggested by these studies, experts still suggest pregnant women avoid applying vitamin A-based formulations to their skin during early pregnancy. On the other hand, if you have used a cosmetic containing a retinol or a similar vitamin A-like compound during pregnancy, there’s no need to panic.
What is the most important vitamin during pregnancy?
Folic acid, also known as folate, is a B vitamin that is important for pregnant women. Folic acid may help prevent major birth defects of the fetus’s brain and spine called neural tube defects (NTDs). How much folic acid should I take? When you are pregnant you need 600 micrograms of folic acid each day.
How much vitamin A is safe?
The recommended daily amount of vitamin A is 900 micrograms (mcg) for adult men and 700 mcg for adult women.
Which vitamin A is bad for pregnancy?
When the dose of preformed vitamin A is above 10,000 IU per day, there may be a potential risk of teratogenicity. There are reports of malformations in children when their mothers consume high doses of preformed vitamin A during pregnancy (>25,000 IU/day).
Is 5000 IU of vitamin A safe during pregnancy?
The National Research Council’s recommended dietary allowance for vitamin A during pregnancy is 1,000 retinol equivalents (RE)/day, which is equivalent to 3,300 IU as retinol or 5,000 IU of vitamin A obtained from the typical American diet as a combination of retinol and carotenoids, e.g., beta-carotene.
What foods are vitamin A found in?
The best sources of vitamin A are:
- Cod liver oil.
- Fortified breakfast cereals.
- Fortified skim milk.
- Orange and yellow vegetables and fruits, such as carrots and sweet potatoes.
- Dark green, leafy vegetables, such as broccoli, spinach, and most dark green, leafy vegetables.
How common are vitamin A birth defects?
The authors estimated from their data that pregnant women who ingest this amount of vitamin A have a 1-2% chance of having a baby with a birth defect attributable to the vitamin.
Do babies need vitamin A supplements?
Vitamin A. Vitamin A is important for babies and young children, and some may not be getting enough. It’s needed for a healthy immune system, can help their vision in dim light, and keeps skin healthy.
What has a lot of vitamin A?
The top food sources of vitamin A in the U.S. diet include dairy products, liver, fish, and fortified cereals; the top sources of provitamin A include carrots, broccoli, cantaloupe, and squash [4,5].