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How much b12 is safe to take daily

A 38-year-old member asked:
Dr. Richard Mcgee
Medical Oncology 51 years experience
Yes: Yes. But that is a very high dose and your body will discard most of it without use unless you are having trouble absorbing it. I am not aware of an... Read More
A 23-year-old female asked:
Dr. Bryan Treacy
Gynecology 36 years experience
Yes: Most prenatal vitamins contain what you need for pregnancy, however. Vitamin b6 can help with nausea related to pregnancy.
A 37-year-old female asked:
Dr. Rachel Chastanet
Bariatrics 35 years experience
Unneccessary: B vitamins are all water-soluble, so excess is excreted in the urine. Therefore, it is generally safe to take extra B-vitamins, but there is no medic... Read More
A 17-year-old male asked:
Dr. Pamela Pappas
Psychiatry 43 years experience
Several causes: Vegans are vulnerable to deficiencies in these vitamins because they eat no animal source foods. These deficiencies may show up in alcoholism too. Als... Read More
A 31-year-old female asked:
Dr. Charles Glueck
Clinical Lipidology 58 years experience
Do not do this: The various powders will send a high protein (solute) load to the kidneys, making them work much harder, and you do not want this if you are hypertens... Read More
A 39-year-old member asked:
Dr. Louis Esquivel
Holistic Medicine 36 years experience
Maybe: The recommended daily allowance for a health adult is only 2.4 micrograms but depending on other health circumstances such as pernicious anemia or oth... Read More
A 29-year-old female asked:
Dr. Derrick Lonsdale
Preventive Medicine 74 years experience
Yes it is safe: But my question is why you are taking these doses. Raising the serum level does not really matter at all. It is the intracellular level that matter... Read More
A 21-year-old female asked:
Dr. Randy Baker
Holistic Medicine 41 years experience
Yes, no toxicity: Yes, it's safe to take more but it's very unusual to need more. Vitamin B12 is considered to be non-toxic so there is no known dose that is "too much.... Read More
A 43-year-old member asked:
Dr. Steven Charlap
Holistic Medicine 38 years experience
Vegan?: If you eat fish, chicken or meat regularly, you probably don't need to supplement at all if you are vegan, you do. Ask your doctor to check your B12 l... Read More
A 55-year-old female asked:
Dr. Gurmukh Singh
Pathology 50 years experience
Micrograms: The daily requirement for B12 is only a few micrograms/day. In a person of your age 100 microgram/day would be more than enough. You may visit this si... Read More
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