How much vitamin B12 MCG should I take daily?
How much vitamin B-12 should you take?
| 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 |
What does MCG mean in vitamin B12?
The amount of vitamin B12 you need each day depends on your age. Average daily recommended amounts for different ages are listed below in micrograms (mcg): Life Stage. Recommended Amount. Birth to 6 months.
What does a B12 level of 2000 mean?
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.
How can I get 2.4 mcg of B12?
Top foods with B12 The average adult should get 2.4 micrograms (mcg) of vitamin B12 a day, according to the National Institutes of Health. Here are some of the best foods with B12: Clams, 3 ounces: 84 mcg. 100% fortified breakfast cereal (check the label), 1 serving: 6.
Is it OK to take 100 mcg of B12 a day?
People over 50 years of age are advised to eat foods fortified with vitamin B12 or to take a vitamin B12 supplement. 25-100 mcg daily has been taken by mouth to maintain vitamin B12 levels in older adults.
Is 3000 mcg B12 safe?
While megadoses of up to 2,000 mcg are considered safe in treating B12 deficiency, it’s always best to avoid excessive amounts of any vitamin, especially when it’s not needed.
Is B12 2000 mcg?
Though doses of up to 2,000 mcg of vitamin B12 are considered safe, it’s best to speak to a doctor to find out whether taking a supplement is necessary. Most people can fill their B12 needs through a healthy diet. Some, such as older adults or those with certain dietary restrictions, should supplement.
How long should you take 1000 mcg of B12?
For Pernicious Anemia Thereafter, 100 mcg should be injected once a month for life. Another dosing recommendation begins with 1000 mcg daily for the first seven to 10 days, then 1000 mcg weekly for a month, followed by 1000 mcg monthly for life.
