Question 1

what is the name of the disorder of the liver could result in excess vitamin b12 in the body?

Accepted Answer

Cirrhosis: Cirrosis, chronic hepatitis, may cause artifically elevated B12 as the liver store vit B12 and also prodcue the proteins that bind vit B12 in the blood. If the liver is sick, it can not produce the binding  proteins and when measured vit B12 appears as it is elevated, as only the un-bound form of vit B12 is measured.

Question 2

is it possible to take excessive vitamin b12?

Accepted Answer

No: This is a water soluble vitamin and the body will lose excess by urination. However moderation is an important rule of thumb and there is no reason to take more than 1, 000 units a day even in documented deficiency.

Question 3

is there is any relationship between urinary incontinence, excessive urination with vitamin b12. whether taking vitamin b12 test will be of any help?

Accepted Answer

: I would go to uptodate and read all about B12.  Than discuss with your Dr. would be very unusual. Affects brain first.

Question 4

symptoms of vitamin b12 low?

Accepted Answer

Many: Main ones are: fatigue, neurological symptoms (like numbness ; tingling), GI symptoms (like nausea, GI upset) and weight loss.

Question 5

what food contains vitamin b12?

Accepted Answer

Fish, fowl, animal: Vitamin B12 is found in the fish, chicken, and mammals of all sorts.

Question 6

why would ihave low vitamin b12?

Accepted Answer

Possible causes: You could have a low b-12 if you are vegetarian, have been for several years and don't take supplemental b-12.  It could be low if you don't make intrinsic factor.  This is made in the stomach and is needed to absorb b-12.  Lack of intrinsic factor is usually an autoimmune disorder.  You could have low b-12 due to taking proton pump inhibitors for a long time as stomach acid is needed as well.

Question 7

can you overdose on vitamin b12?

Accepted Answer

Virtually nontoxic: At any dose. I do not believe that you will find very much written on the toxic effects of B12 although I have had a couple of patients who took something on the order of 10x what I had prescribed them was already in the 10,000IU range so they were taking about 100,000IU daily for several weeks and the patient developed diarrhea.  When he stopped that resident, within several days diarrhea stopped

Question 8

what does high vitamin b12 mean?

Accepted Answer

Ingesting  much B12.: No known adverse effect of too much vitamin B12 in blood.  You may not need to take any b12.

Question 9

is 1000 iu of vitamin b12 too much?

Accepted Answer

Check levels first: As a supplement or replenishing a B12 deficiency?

I would check the B12 levels first to make sure.  Unless you have no meat intake or have difficulties with absorbing in stomach from a stomach  surgery or have pernicious anemia.

Question 10

is vitamin b12 2500 mgs bad for you?

Accepted Answer

B-12: No, that dosage is perfectly fine.  There has not been an upper limit set for oral vitamin b-12. Generally speaking if and individual has a vitamin b-12 deficiency confirmed by test , it is either given im or sc.

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Doctor answers about:

Vitamin b12 excess

A member asked:

What is the name of the disorder of the liver could result in excess vitamin b12 in the body?

A member asked:

Is it possible to take excessive vitamin b12?

A member asked:

Is there is any relationship between urinary incontinence, excessive urination with vitamin b12. whether taking vitamin b12 test will be of any help?

A member asked:

Symptoms of vitamin b12 low?

A member asked:

What food contains vitamin b12?

A member asked:

Why would ihave low vitamin b12?

A member asked:

Can you overdose on vitamin b12?

A member asked:

What does high vitamin b12 mean?

A member asked:

Is 1000 iu of vitamin b12 too much?

A member asked:

Is vitamin b12 2500 mgs bad for you?

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