How much vitamin B12 do you need per day?

The recommended daily amount of vitamin B-12 for adults is 2.4 micrograms.

What benefits do you get from vitamin B12?

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.

What should I eat to get vitamin B12?

Good sources of vitamin B12

• meat.
• fish.
• milk.
• cheese.
• eggs.
• some fortified breakfast cereals.

What is wrong with cyanocobalamin?

Cyanocobalamin may cause low potassium levels in the blood (hypokalemia). Tell your doctor if you have unlikely but serious side effects of Cyanocobalamin including: muscle cramps, or. irregular heartbeat.

Does B12 keep you awake at night?

B12 greatly impacts your sleep, too, as studies have linked low levels of the vitamin with insomnia. It also turns out your sleep-wake cycles are regulated by the vitamin.

What is the normal level of vitamin B12 in the blood?

Understanding the Results. The normal range for vitamin B12 can vary slightly depending on the lab. But a normal level of vitamin B12 in your bloodstream is generally between 190 and 950 picograms per milliliter (pg/mL). Between 200 to 300 pg/mL is considered borderline and your doctor may do more testing.

Are there any clinical guidelines for vitamin B12 deficiency?

There are no clinical guidelines for the treatment of subclinical vitamin B12 deficiency (asymptomatic patients with decreased levels of vitamin B12 and elevated levels of homocysteine and/or methylmalonic acid).

What does it mean when your B12 levels are low?

Whilst low blood levels of vitamin B12 indicate deficiency in a test ; elevated blood levels are also often discovered. Figures above 900 pg/ml are considered high, but certain cases have recorded four or even five figure values. What do these figures mean – and are such levels a cause for concern?

Can a vitamin B12 supplement contain methylcobalamin?

Dietary supplements can also contain methylcobalamin and other forms of vitamin B12. Existing evidence does not suggest any differences among forms with respect to absorption or bioavailability. However the body’s ability to absorb vitamin B12 from dietary supplements is largely limited by the capacity of intrinsic factor.