Is 1000 mcg of b12 safe during pregnancy?

Can I take 1000 mcg of B12 while pregnant?

Vitamin B-12 supplements are safe to take during pregnancy. In fact, the ODS recommend that women who follow strict vegetarian or vegan diets should take vitamin B-12 supplements, as deficiency can severely affect the fetus.

Is it OK to take 1000 mcg of B12 a day?

The recommended dose for treating vitamin B12 deficiency is 1000 mcg daily. The recommended dose for preventing vitamin B12 deficiency is 1500 mg or 2500 mcg (sublingual tablets) daily. The dose for treating hyperhomocysteinemia is 400 mg daily in combination with folic acid.

How much B12 can a pregnant woman take?

The National Institutes of Health recommended that pregnant and nursing moms consume 2.8 micrograms (mcg) of B12 per day.

Can you have too much vitamin B12 during pregnancy?

A preliminary report is raising concern that women who take too much folic acid and vitamin B12 during pregnancy could make their children more vulnerable to autism. Some preliminary findings presented this week at a meeting of autism researchers may have mothers-to-be fretting about their prenatal vitamins.

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Can too much B12 cause miscarriage?

Homocysteine and vitamin B12 status were not associated with miscarriage risk. Biotin: Biotin deficiency is associated with insulin resistance, which is common in recurrent miscarriage. Calcium: High blood levels are associated with increased risk of miscarriage.

Is B12 level of 1500 too high?

There is no consensus on the definition of high or elevated B12. Previous studies have chosen a variety of levels to represent high or very high B12 (pmol/l) levels. Some examples include: 664.219; 5131; 700 (high) and 1500 (very high)11; and 601 (high) and 1000 (very high)10.

Is B12 1000 too much?

Though doses of up to 2,000 mcg of vitamin B12 are considered safe, it’s best to speak to a doctor to find out whether taking a supplement is necessary. Most people can fill their B12 needs through a healthy diet. Some, such as older adults or those with certain dietary restrictions, should supplement.

What does vitamin B12 1000 mcg do?

Vitamin B12 is a nutrient that helps keep your body’s blood and nerve cells healthy and helps make DNA, the genetic material in all of your cells. Vitamin B12 also helps prevent megaloblastic anemia, a blood condition that makes people tired and weak.

How many mcg of B12 can I take a day?

Left untreated, a vitamin B-12 deficiency can lead to anemia, fatigue, muscle weakness, intestinal problems, nerve damage and mood disturbances. The recommended daily amount of vitamin B-12 for adults is 2.4 micrograms.

Can I take 1000 mcg of B12 while breastfeeding?

Summary of Use during Lactation

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Vitamin B12 is a normal component of human milk. [1] The recommended daily intake in lactating women is 2.8 mcg and for infants aged 6 months or less is 0.4 mcg. [2] Some authorities recommend 5.5 mcg per day during lactation.

Can you take B12 and prenatal vitamins together?

Do You Need a B12 Supplement? Your doctor may ask you to supplement B12 with folic acid if you are vitamin B12 deficient before pregnancy. Both of these supplements together will help prevent birth defects in developing babies as well as helps combat defects that affect the spine and central nervous system.