Vitamin B12 is one of the most essential vitamins for the body. It helps in making red blood cells in the body. Along with this, Vitamin B12 also plays an important role in the functioning of the brain and nerves. It is a water soluble vitamin. It is not produced in the body, but some foods and supplements supply Vitamin B12 in the body. At the same time, many times there is deficiency of Vitamin B12 in the body. In such a situation, the doctor may advise taking Vitamin B12 supplement. In such a situation, people often have a question in their mind that how much quantity of Vitamin B12 should be taken? Also, can one take excessive amounts of Vitamin B12? In this article you will know whether Vitamin B12 can be taken in excess quantity or not -

(Read more - Correct Amount of Vitamin B12)

  1. Is Taking Excessive Vitamin B12 Beneficial Or Harmful?
  2. Side Effects Of Excessive Vitamin B12
  3. Dosage Of Vitamin B12
  4. Benefits Of Vitamin B12 During Pregnancy
  5. Summary
Doctors for Can Too Much Vitamin B12 Be Harmful? Exploring the Limits

There are two types of vitamins – water soluble and fat soluble. Vitamin B12 is a water soluble vitamin. Therefore, even if it is taken in large quantities, there is no harm. The body does not store excess vitamin B12. Removes excess Vitamin B12 through urine.

Additionally, the body does not absorb vitamin B-12 well. The body absorbs only 9.7 micrograms of a 500 mcg dose. Despite this, taking excessive doses of Vitamin B12 should be avoided. Its dosage should be taken only after consulting the doctor.

(Read More - Top 5 Vitamin B12 Tablets)

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Although taking excessive amounts of Vitamin B12 is not harmful, because the body does not store it and expels the excess amount through urine. Still, some common side effects may be seen -

  • Many studies have shown that high doses of Vitamin B12 can cause symptoms of acne and rosacea. These are skin related problems, in which redness and pus-filled rashes may appear on the skin.
  • Researchers believe that if vitamin B12 is taken in large amounts for a long time, it may have negative health effects in people with diabetes and kidney disease.
  • Some health experts believe that high doses of Vitamin B12 can increase the risk of heart attack and stroke, but there is not enough research available for this yet.

(Read more - Vitamin B12 Deficiency)

Vitamin B12 dosage should be taken according to age. It should be taken neither in less nor in more quantity. Even though an excess amount of Vitamin B12 does not cause serious harm, it does not provide any benefit to the body. Therefore, Vitamin B12 dosage should be taken only in limited quantities. The dosage of Vitamin B-12 according to age is as follows -

  • 0-6 months: 0.4 mcg
  • 7-12 months: 0.5 mcg
  • 1-3 years: 0.9 mcg
  • 4-8 years: 1.2 mcg
  • 9-13 years: 1.8 mcg
  • 14 years and older: 2.4 mcg
  • During pregnancy: 2.6 mcg
  • During breastfeeding: 2.8 mcg

(Read more - Which vitamin deficiency causes anemia?)

Vitamin B12 deficiency can be found in women who do not eat non-veg. At the same time, during pregnancy, it is necessary to have an adequate amount of Vitamin B12 in the body. Therefore, if a woman is pregnant, Vitamin B12 dosage can be taken on the advice of the doctor.

Vitamin B12 deficiency can seriously affect the fetus. Additionally, low vitamin B12 levels in pregnant women may increase the risk of neural tube defects, premature birth, and preeclampsia. Research has found that children of women (who breastfeed) with vitamin B12 deficiency may have delayed development. Apart from this, these children may also experience anemia and weakness. Therefore, if there is Vitamin B12 deficiency during pregnancy, then you can take it on the advice of the doctor.

(Read more -Vitamin B12: Foods, Sources, Benefits)

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Vitamin-B12 is responsible for many important functions in our body. Therefore, when the level of Vitamin B12 in the body is low, overall health starts getting affected. In such a situation, it can be taken as a supplement to fulfill Vitamin B12. Although taking it in excess quantity does not have any negative effect on the body, still its adequate dose should be taken only.

Dt. Vinkaljit Kaur

Dt. Vinkaljit Kaur

Dietician
6 Years of Experience

Dt. khushboo fatima

Dt. khushboo fatima

Dietician
11 Years of Experience

Dt. Priti Kumari

Dt. Priti Kumari

Dietician
2 Years of Experience

Dt. Sonal jain

Dt. Sonal jain

Dietician
5 Years of Experience

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