Vitamin B12 supplements (along with other B vitamins) reduce blood levels of homocysteine, a compound linked to an increased risk of having a heart attack or stroke But despite reducing homocysteine, research shows that these vitamins don't reduce the risk of developing cardiovascular disease or stroke.
There are very few reasons to take supplements, but getting enough of this vitamin may be one of the most important. Vitamin B12 may not be high on your nutritional radar, yet it is essential to some of the body's most important functions, like forming red blood cells and maintaining nerve function.
High doses of oral vitamin B12 (e.g. 1000 µg daily) may be able to produce adequate absorption of vitamin B12 even in the presence of intrinsic factor deficiency, and therefore may be an alternative to the intramuscular route for many people.
You should be able to get all the vitamin B12 you need by eating a varied and balanced diet. If you take vitamin B12 supplements, do not take too much as this could be harmful. Taking 2mg or less a day of vitamin B12 in supplements is unlikely to cause any harm.
Safety and side effects
High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache. Nausea and vomiting. Diarrhea.
Vitamin B12 supplements will only improve symptoms such as tiredness and lack of energy if they are caused by low vitamin B12 levels. It may take a few weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve.
If you have any of the following health problems, consult your doctor or pharmacist before using this medication: a certain eye disease (Leber's optic neuropathy), a certain blood disorder (polycythemia vera), gout, iron or folic acid deficiency anemia, low potassium blood levels (hypokalemia).
Increase sources of cobalt
Cobalt is an essential nutrient element which is a component of vitamin B12. Cobalt is required by the body in minute levels to support development and maintenance. The quantity of cobalt found in food is determined by the soil in which the plants are cultivated.
Once you begin treating your vitamin B12 deficiency, it can take up to six to 12 months to fully recover. It is also common to not experience any improvement during the first few months of treatment. If you can, it's a good idea to address what's causing the deficiency.
Vitamin B12 is a water-soluble vitamin, hence all the extra amount of unused vitamin gets released out of the body through the urine. Therefore, there are no adverse effects of excess vitamin B12 intake from food or supplements in overall healthy people.
Vitamin B12
According to health experts at Click Pharmacy, as a general rule of thumb, take your B vitamins in the morning or with a meal. Vitamin B12, for example, should definitely be taken in the morning. This is because it is important for energy metabolism, which may interrupt your sleep if taken at night.
Your body can't absorb all the vitamin B-12 from dietary supplements. Absorption is limited by how much intrinsic factor your stomach makes. Intrinsic factor is needed for your body to absorb B-12. For example, only about 10 mcg of a 500 mcg oral supplement is actually absorbed in healthy people.
The Best Type of Vitamin B12: Cyanocobalamin or Methylcobalamin? For prevention and treatment of vitamin B12 deficiency, cyanocobalamin in chewable, sublingual, or liquid forms (rather than in a multivitamin) is best under most circumstances.
Yes, as B vitamins and magnesium don't compete for absorption inside your body. Indeed, many supplements combine them as a way of simplifying how you monitor your intake.
A serious vitamin B12 deficiency can be corrected two ways: weekly shots of vitamin B12 or daily high-dose B12 pills. A mild B12 deficiency can be corrected with a standard multivitamin. In many people, a vitamin B12 deficiency can be prevented.
[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.
Bananas are a cheap, healthy, and nutrient-dense fruit that can easily become a part of every individual's diet. It is one of the best fruits rich in vitamin B12. Bananas also contain fibre and potassium. It helps manage blood pressure, reduce stress, and relieve constipation and ulcer problems.
Vitamin B12 deficiency can have distressing neuropsychiatric symptoms. It can have an etiological role in clinical presentations like depression, anxiety, psychosis, dementia, and delirium, requiring screening of at-risk populations.
Interactions between your drugs. No interactions were found between Vitamin B12 and Vitamin D3. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.
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.
Stage 1 is decreased levels of vitamin B12 in the blood. Stage 2 is low concentration of vitamin B12 in the cell and metabolic abnormalities. Stage 3 is increased levels of homocysteine and MMA and decreased DNA synthesis resulting in neuropsychiatric symptoms. Stage 4 is macrocytic anemia.
Vitamin B12 is considered an important brain and nervous system micronutrient and is often used for anxiety. It helps to ensure normal function for your nerves, which can help combat physical symptoms of anxiety.