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B12 Blood Levels
The vitamin B12 level is a test to tell how much
How the test is performed
Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band around the upper arm to apply pressure to the area and make the vein swell with blood.
Next, the health care provider gently inserts a needle into the vein. The blood collects...
Read moreMore information on "B12 Blood Levels"
From Our Experts
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From Our Sources
Vitamin B12 Deficiency
Source: Harvard Decision Guide
Your doctor will ask you about your diet and about any family history of anemia. Your doctor also will review your medical history for medical... Read more »
Vitamin B12 Good for Older Brains
(Ivanhoe Newswire) -- Senior citizens interested in hanging on to their brain power may want to increase the amount of meat, fish and milk in their... Read more »
Folic acid, vitamin B12 do not prevent heart disease
Researchers once believed that vitamin B12 and folic acid could be as effective as statins at reducing the risk of heart attack or stroke. But a... Read more »
Vitamin B12
Source: ADAM Encyclopedia
Vitamin B12 is a water-soluble vitamin. Water-soluble vitamins dissolve in water. After the body uses these vitamins, leftover amounts leave the body... Read more »
Anemia: B12 deficiency
Source: ADAM Encyclopedia
Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues.Vitamin B12... Read more »
Seven Natural Sources of Vitamin B12
What is vitamin B12? Vitamin B12 is a water-soluble vitamin that helps form red blood cells, and aids in neurological function and DNA synthesis. It is found naturally in many animal products such as fish, meat, poultry, eggs and milk but...
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