Is it OK to take 1000 mcg B12 daily?
Vitamin B12 dosage and frequency But dosages can vary depending on if you’re treating severe, mild, or asymptomatic B12 deficiency. For vitamin B12 pills, most people take these daily in doses recommended by their doc but taking 1,000 mcg daily is pretty standard.
What happens if you have too much B12 in you?
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.
What are the symptoms of low B12?
- 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.
Is vitamin B12 hard on the stomach?
Taking a B12 1000 supplement may cause side effects such as diarrhea or stomach upset. Vitamin B12, or cobalamin, is needed for metabolic functions such as red blood cell production and for aid in protein synthesis.
Should I stop taking B12 if my levels are high?
Though daily high doses of B12 are unlikely to cause harm in most people, extremely high doses should be avoided unless a healthcare professional prescribes it. If you think you may be deficient in B12, speak with your doctor, who can recommend an appropriate treatment based on your level of deficiency.
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.
What cancers cause high B12?
In the Danish registry, a B12 > 800 pmol/L (1084 ng/L) was associated with the following cancer sites: pancreas, esophagus and stomach, colon and rectum, lungs, kidneys, urinary bladder, and strongly with liver [14].
How do you get rid of too much B12?
- Reduce the amount of animal-derived foods that appear in your diet, as they contain vitamin B12. …
- Drink more water to help flush your body of water-soluble elements in the blood, which includes vitamin B12.
How often should you take vitamin B12 1000 mcg?
The usual dose for: diet-related deficiency is 50 micrograms to 150 micrograms, taken once a day. B12 deficiency not caused by your diet is one to two 1,000 microgram tablets, taken once or twice a day this is usually if you cannot have vitamin B12 injections.
Is 1000 mcg B12 a lot?
A dose of 1,000 mcg or more is considered a high dose of vitamin B12, which is about 400% of the daily requirement of 2.4 mcg.
How many mcg of B12 should you take daily?
The recommended daily amount of vitamin B-12 for adults is 2.4 micrograms.
How much B12 should you take a day?
| Category | Vitamin B-12: Recommended Dietary Allowance (RDA) in micrograms (mcg) For children under age 1, only an adequate intake (AI) is available |
|---|---|
| 9-13 years | 1.8 mcg/day |
| 14 years and up | 2.4 mcg/day |
| Pregnant women | 2.6 mcg/day |
| Breastfeeding women | 2.8 mcg/day |