Is It OK To Take 1000 Mcg Of B12 A Day?

Is 1000mcg B12 safe?

Potential side effects

However, vitamin B12 has been shown to cause rare side effects in some cases. Vitamin B12 injections may lead to skin conditions, such as acne and dermatitis (rash) ( 21 ). High doses of B vitamins over 1,000 mcg have also been associated with complications in people with kidney disease ( 22 ).

What does 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 much B12 MCG can you 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.

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

Can you get too much vitamin B?

You're also unlikely to get too much vitamin B if you're taking any supplementation as directed. That said, overdose is possible — especially if you're taking a supplement without receiving a deficiency diagnosis from your doctor. Symptoms of a vitamin B complex overdose include: excessive thirst.

How much B12 should I have in my blood?

Understanding the Results

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.

Is 900 B12 too high?

High. An abnormally high vitamin B-12 status is anything over 900 pg/mL. This result may suggest liver or kidney problems, diabetes, or certain forms of leukemia.

What is an ideal B12 level?

The vitamin B12 standard reference range is 200–700 pg/ml whereas the proposed optimal range is 500–1300 pg/ml [10]. Higher vitamin B12 ranges have been associated with increased cognitive function, and reflexes, decreased brain atrophy, confusion, weakness and depression [10].

Can I take vitamin B12 and vitamin D together?

No interactions were found between Vitamin B12 and Vitamin D3. This does not necessarily mean no interactions exist. Always consult your healthcare provider.

Is High B12 serious?

Elevated levels of serum cobalamin may be a sign of a serious, even life-threatening, disease. Hematologic disorders like chronic myelogeneous leukemia, promyelocytic leukemia, polycythemia vera and also the hypereosinophilic syndrome can result in elevated levels of cobalamin.

What is a dangerously low B12 level?

Values of less than 160 pg/mL (118 pmol/L) are a possible sign of a vitamin B12 deficiency. People with this deficiency are likely to have or develop symptoms. Older adults with a vitamin B12 level less than 100 pg/mL (74 pmol/L) may also have symptoms.

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