What Is B12 Injections?

Why do I need B12 injections?

Vitamin B12 Shots Are Very Effective

An untreated vitamin B12 deficiency can lead to neurological problems or pernicious anemia, which occurs when your body doesn’t have enough B12 to produce the amount of red blood cells it needs ( 16 ). Vitamin B12 shots are the most common way to prevent or treat a deficiency.

What do B12 shots help with?

Advocates for vitamin B12 injections say the shots can: Increase energy levels and combat fatigue. Speed up metabolism. Help improve sleep patterns.

How long do B12 injections last?

If your vitamin B12 deficiency is not caused by a lack of vitamin B12 in your diet, you’ll usually need to have an injection of hydroxocobalamin every 2 to 3 months for the rest of your life.

What are the side effects of B12 injections?

B12 shot side effects include, but are not limited to:

  • Swelling at the injection site.
  • Mild diarrhea.
  • Itching.
  • Swelling in the body.
  • Low potassium.
  • Headache.
  • Dizziness.
  • Vomiting.
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How often should you get B12 shots?

Once your B12 levels stabilize, you only need to administer every three to four days for 2-3 weeks. To maintain appropriate levels, it is suggested you take one B12 injection monthly and frequently get blood tests to determine future treatment.

How often can you get B12 shots for energy?

B12 may be injected into a muscle or under the skin at 100 mcg daily for a week, every other day for another week, and then every three or four days for a month. Thereafter, 100 mcg should be injected once a month for life.

Do B12 injections help you lose weight?

There’s no solid evidence that vitamin B-12 injections aid weight loss. Vitamin B-12 is a water-soluble B complex vitamin found naturally in a variety of foods, including meat, fish and dairy products. Vitamin B-12 is also added to some foods and is available as a dietary supplement.

How do you know if you need a B12 shot?

If you have pernicious anemia or have trouble absorbing vitamin B12, you‘ll need shots of this vitamin at first. You may need to keep getting these shots, take high doses of a supplement by mouth, or get it nasally after that.

Where do you inject B12?

The thigh is the most common injection site for intramuscular self-injections, but one may also inject the vitamin B12 shot at the shoulder and the upper buttocks. Experienced doctors commonly give a B12 shot in the deltoid muscle, but this is more difficult to do if you are just learning.

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What to expect after getting a B12 shot?

A few mild side effects are associated with the B12 shots, including pain or redness at the injection site, mild diarrhea, itching, or swelling. While these symptoms are usually nothing to worry about, you are advised to contact your health care professional if they persist or worsen.

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 happens when your vitamin B12 is low?

Not having enough B12 can lead to anemia, which means your body does not have enough red blood cells to do the job. This can make you feel weak and tired. Vitamin B12 deficiency can cause damage to your nerves and can affect memory and thinking.

How much weight can you lose with B12 injections?

“There’s no solid evidence that vitamin B12 injections aid weight loss. … Some weightloss clinics offer vitamin B12 injections as part of their weightloss programs. Proponents of vitamin B12 injections say the shots give you more energy and boost your metabolism, helping you shed unwanted pounds.

Can B12 shots make you gain weight?

Despite the numerous processes in which vitamin B12 is involved, there’s little evidence to suggest that it has any influence on weight gain or loss.

How long does B12 deficiency take to correct?

Recovery from vitamin B12 deficiency takes time and you may not experience any improvement during the first few months of treatment. Improvement may be gradual and may continue for up to six to 12 months.

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