What is B12 not good for?

However, supplementing with excessively high levels of B12 has been linked to some negative side effects. Several studies have shown that megadoses of the vitamin can lead to outbreaks of acne and rosacea, a skin condition that causes redness and pus-filled bumps on the face.

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Are there any negative effects of taking B12?

High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache. Nausea and vomiting. Diarrhea.

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When should I not take vitamin B12?

You do not usually need to take vitamin B12 supplements when you are pregnant or breastfeeding, unless your doctor has advised you to. You should be able to get all the vitamins you need if you eat meat, fish, eggs, milk and dairy foods.

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What damage can vitamin B12 do?

A lack of vitamin B12 can cause neurological problems, which affect your nervous system, such as: vision problems. memory loss. pins and needles (paraesthesia)

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What can happen if your B12 level 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.

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Dangers of vitamin B12 deficiency

19 related questions found

Which vitamins should not be taken together?

What vitamins should not be taken together?
  • Magnesium and calcium. ...
  • Iron and green tea. ...
  • Vitamin C and B12. ...
  • Fat-soluble and water-soluble vitamins. ...
  • Vitamin D, vitamin K2, and other fat-soluble vitamins. ...
  • Magnesium and vitamin D3. ...
  • Copper and zinc. ...
  • Omega-3s and vitamin E.

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What are the symptoms of low B12?

Symptoms of vitamin B12 deficiency
  • a pale yellow tinge to your skin.
  • a sore and red tongue (glossitis)
  • mouth ulcers.
  • pins and needles (paraesthesia)
  • changes in the way that you walk and move around.
  • disturbed vision.
  • irritability.
  • depression.

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What medications should not be taken with B12?

As summarized in the table provided, vitamin B12 (cobalamin) absorption and utilization by the body can be compromised with the chronic use of certain medications which include: colchicine, chloramphenicol, ethanol, histamine 2 receptor antagonists (H2RA), metformin, and proton pump inhibitors (PPI).

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Can lack of B12 cause leg pain?

Vitamin B12deficiency symptoms may include: strange sensations, numbness, or tingling in the hands, legs, or feet. difficulty walking (staggering, balance problems)

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Does vitamin B12 affect your brain?

Vitamin B-12 and other B vitamins play a role in producing brain chemicals that affect mood and other brain functions. Low levels of B-12 and other B vitamins such as vitamin B-6 and folate may be linked to depression.

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Does B12 supplement raise blood pressure?

The lowering effects of vitamin B12 together with folic acid on blood pressure have been reported in intervention study in adults. However, no study has reported the association of vitamin B12 by itself with systolic or diastolic blood pressure in children or in adults.

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Does vitamin B12 affect other medications?

Medications known to interact with Vitamin B12

Include all brand names and combination drug names. Some mixtures of medications can lead to serious and even fatal consequences.

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Should everyone take B12 vitamins?

Because vitamin B12 absorption requires a healthy and functioning stomach, pancreas, small bowel and enough IF (Intrinsic Factor), anyone, regardless of what they do or do not eat, can be at risk of a vitamin B12 deficiency. A B12 deficiency, if left untreated, can cause irreversible brain damage, or worse.

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Can vitamin B-12 damage your liver?

Vitamin B12 therapy has not been linked to ALT elevations or to clinically apparent acute liver injury.

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Why do my legs and hips ache?

While there are many potential causes of hip and leg pain, the most common include arthritis, bursitis, tendonitis, dislocation, and sciatica. If you are experiencing any of these symptoms, it is important to see a doctor get an accurate diagnosis and treatment plan.

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Does B12 give you joint pain?

Not getting enough vitamin B12 to the point of a deficiency can cause a variety of serious symptoms including depression, joint pain, and fatigue.

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Why do my legs and back ache?

Lower back and leg pain are common symptoms that often result from sprains and strains or poor posture. However, severe or recurring pain may indicate an underlying medical condition, such as arthritis or fibromyalgia.

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What blocks B12 absorption?

[1] People who regularly take medications that suppress stomach acid for conditions like gastroesophageal reflux disease (GERD) or peptic ulcer disease—such as proton-pump inhibitors, H2 blockers, or other antacids—may have difficulty absorbing vitamin B12 from food.

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Which fruit is rich in vitamin B12?

Bananas also contain fibre and potassium. It helps manage blood pressure, reduce stress, and relieve constipation and ulcer problems. The fruit also helps regulate body temperature. Another fruit that is rich in vitamin B12 is blueberries.

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What happens if you take B12 with food?

Take them with or without food, with one exception: You'll absorb B12 better with a meal. If you also use vitamin C, put 2 hours between them. Vitamin C can keep your body from using B12.

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Can low B12 make you feel weird?

A lack of B12 may lead to depression, confusion, memory problems, and dementia. It also can affect your balance. B12 supplements are usually safe.

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What food is highest in B12?

Good sources of vitamin B12
  • meat.
  • fish.
  • milk.
  • cheese.
  • eggs.
  • some fortified breakfast cereals.

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What causes low B12 in adults?

Low levels of vitamin B-12 can be caused by: Diet. Vitamin B-12 is mainly found in meat, eggs and milk, so people who don't eat these types of foods may need to take B-12 supplements. Some foods have been fortified with B-12, including some breakfast cereals and some nutritional yeast products.

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What vitamins should be taken at night?

4 Vitamins That Help You Sleep
  • Magnesium. Magnesium is perhaps the most important vitamin or mineral when it comes to sleep. ...
  • Calcium. Calcium has been shown to play a significant role in our sleep cycles, particularly the REM stage of sleep. ...
  • Potassium. ...
  • B Vitamins.

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Is it OK to take all my vitamins at once?

Combining supplements will not normally interfere with the way they work and in some cases may be beneficial, for example vitamin C helps iron absorption.

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