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Dear I.F.: The DV (a replacement for what we used to call the recommended daily allowance, or RDA) for vitamin B12 is 2.4 mcg ...
Treatment usually begins with an intensive phase, in which a healthcare professional administers 1,000 micrograms (mcg) of vitamin B12 through intramuscular injection daily or every other day for ...
Serious deficiencies require medical injections. However, taking B12 supplements can help with minor deficiencies and help ... vitamin B12 1,000 mcg (41,667% DV), raw probiotic & enzyme blend ...
The best vitamin B12 foods include clams, liver, and ... The absorption of vitamin B12 is about 2% at doses of 500 mcg or 1.3% at a dose of 1,000 mcg. ... who may recommend vitamin B12 injections.
However, the neurologist told me to take 2,000 mcg of B12 daily. My multivitamin ... for vitamin B12 is 2.4 mcg. (There are 1,000 micrograms in a ... or they would prescribe B12 injections.