Is 1200 mcg of B12 too much daily?

Since B12 is a water-soluble vitamin, it's generally considered safe, even at high doses. No Tolerable Upper Intake Level (UL) has been established for B12, due to its low level of toxicity.

Is 1200 micrograms of B12 too much?

Because it's relatively safe, no tolerable upper intake level (UL) has been set for vitamin B12. UL is considered the maximum amount of a substance that can be taken safely without side effects. However, vitamin B12 has been shown to cause rare side effects in some cases.

What is the max amount of B12 I can take daily?

Safety and side effects

While the recommended daily amount of vitamin B-12 for adults is 2.4 micrograms, higher doses have been found to be safe. Your body absorbs only as much as it needs, and any excess passes through your urine.

How many B12 1000 mcg can I take a day?

What is the dosage for cyanocobalamin tablets? The recommended dose for treating vitamin B12 deficiency is 1000 mcg daily.

Is 1000 mcg B12 a day good?

In a healthy individual, an oral dose of 250-500 mcg is usually sufficient for the daily requirement and maintenance therapy. High doses of vitamin B12 (1,000 mcg) is particularly useful in the treatment of pernicious anemia and other vitamin B12 related disorders.

The Optimal Vitamin B12 Dosage for Adults

Is B12 level of 1500 too high?

There is no consensus on the definition of high or elevated B12. Previous studies have chosen a variety of levels to represent high or very high B12 (pmol/l) levels. Some examples include: 664.2¹⁹; 513¹; 700 (high) and 1500 (very high)¹¹; and 601 (high) and 1000 (very high)¹⁰.

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.

What happens if your B12 is too high?

In some people, high levels of B12 may cause gastrointestinal problems such as bloating and diarrhea. And if you have high blood pressure or poor cardiovascular health, having too much B12 may further complicate these issues. Pregnant and breastfeeding women may also need to be especially mindful of B12 levels.

Can you overdose on vitamin B12?

You cannot overdose on vitamin B12 because any excess you simply pee out. If you get b12 shots, you may experience side effects like dizziness, nausea, and fatigue. It is possible to have elevated B12 levels in blood tests, which may indicate cancer or diabetes.

What does it mean if your B12 is too high?

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.

Can too much B12 cause neuropathy?

Thus, vitamin B12 may be associated with both sensory and motor peripheral nerve function. In older adults, the prevalence of poor peripheral nerve function and neuropathy is high and increases with age^18–21.

How much B12 should a woman over 50 take daily?

The latest guidelines recommend 2.4 micrograms per day of vitamin B12 for those aged 51 and older. Most daily multiple vitamins supply this amount.

Is B12 level of 2000 too high?

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. Below 200 pg/mL is low and more testing is needed.

What medications should not be taken with B12?

Certain medications can decrease the absorption of vitamin B12, including: colchicine, metformin, extended-release potassium products, antibiotics (such as gentamicin, neomycin, tobramycin), anti-seizure medications (such as phenobarbital, phenytoin, primidone), medications to treat heartburn (such as H2 blockers ...

What should a women's B12 level be?

Normal values are 160 to 950 picograms per milliliter (pg/mL), or 118 to 701 picomoles per liter (pmol/L).

How do you flush B12 out of your system?

Drink lots of water. It is water soluble. It will flush out from your body. Avoid any B12 supplements.

Should I worry about high B12 levels?

We don't worry about overdosing on B12 supplements because excess can be excreted in your urine. It could also be possibly from your diet if high in animal products such as meat, eggs, and shellfish. However, it is extremely rare to have a high blood level from too much vitamin B12 in the diet.

Can you overdose on vitamin B?

Mild overdose of Vitamin B can cause problems like Headache, Upset stomach, and Weakness of the body. Acute overdose can cause symptoms like Cardiac arrhythmia i.e, irregular heartbeats, Hypotension, convolutions, a key symptom for thiamine overdose is lips turning blue.

How much B12 should a 60 year old woman take daily?

When you're in your 60s you should officially start getting blood tests to test for vitamin B12 deficiency. Around this age, you should be getting around 2.4 micrograms of B12 a day.

Should you take B12 everyday?

Vitamin B12 is an essential nutrient. Fish, shellfish, meat, eggs, and dairy products are good sources of vitamin B12. The amount that should be consumed on a daily basis is called the recommended dietary allowance (RDA). The RDA is 2.4 mcg daily for people 18 years and older.

Is 1200 mcg folic acid too much?

It's unlikely that women will be hurt from getting too much folic acid. We don't know of an amount that is dangerous. Yet, for most women, consuming more than 1,000 mcg of folic acid daily is of no benefit. Unless their doctor advises them to take more, most women should limit the amount they take to 1,000 mcg a day.

Can vitamin B12 cause heart problems?

Macrocytosis associated with vitamin B12 deficiency is also associated with fatal and non-fatal coronary disease, myocardial infarction, stroke, and other circulatory health problems.

Can too much B12 cause numbness and tingling?

Tingling sensation or Numbness

In some patients, tingling sensation is experienced mostly in the right side of the body. This symptom is one of the early warning indicators of Vitamin B12 overdose.

What are the warning signs of vitamin B12 deficiency?

What does low B12 feel like?

Constipation, diarrhea, loss of appetite, or gas. Nerve problems like numbness or tingling, muscle weakness, and problems walking. Vision loss. Mental problems like depression, memory loss, or behavioral changes.