is 5000 iu of vitamin a safe during pregnancy

Is 5000 IU of vitamin A too much during pregnancy?

Because of the teratogenic effects secondary to excessive vitamin A intake, the WHO recommends as safe during pregnancy a maximum dose of up to 10,000 IU daily or 25,000 IU weekly after the first 60 days of gestation [10,12,38].

How much vitamin A is OK during pregnancy?

Women ages 19 and older – whether or not they're pregnant or breastfeeding – should get no more than 3,000 mcg RAE of preformed vitamin A from supplements, animal sources, and fortified foods each day.

Is 4000 IU of vitamin A safe during pregnancy?

The RDA of vitamin A during pregnancy was established by extrapolating from that recommended for the nonpregnant adult (800 RE/day or 4,000 IU/day).

How much vitamin A MCG is too much in pregnancy?

Since a number of foods in the U.S. are fortified with preformed vitamin A, pregnant women should avoid multivitamin or prenatal supplements that contain more than 1,500 mcg (5,000 IU) of vitamin A.

Why vitamin A is not good for pregnancy?

Given that vitamin A is fat soluble, your body stores excess amounts in the liver. This accumulation can have toxic effects on the body and lead to liver damage. It can even cause birth defects. For example, excessive amounts of vitamin A during pregnancy has been shown to cause congenital birth abnormalities.

Can too much vitamin A cause birth defects?

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.

What vitamins should you avoid when pregnant?

If you're pregnant, you should avoid supplements and multivitamins containing vitamin A (retinol) - as too much of it can harm your baby's development. You should also avoid liver and liver products (including fish liver oil), as they are high in vitamin A.

How much vitamin A is toxic?

Taking more than 10,000 mcg a day of oral vitamin A supplements long term can cause: Bone thinning. Liver damage. Headache.

Is 1200 mcg of vitamin A too much?

The recommended daily amount of vitamin A is 900 micrograms (mcg) for adult men and 700 mcg for adult women.

How much is too much of vitamin A?

If too much is stored, it can become toxic. The tolerable upper intake of 3,000 mcg of preformed vitamin A, more than three times the current recommended daily level, is thought to be safe.

Is 1300 mcg vitamin A too much?

Levels of up to 10,000 IU (3,000 mcg) have been considered safe. Beyond that, though, vitamin A can build up to cause liver damage and brain swelling; pregnant women who ingest too much run the risk of fetal damage.