Top answers from doctors based on your search:
vitamin b12 1000 mcg
A 26-year-old male asked:
27 years experience Internal Medicine
No useful half life.: Typical half life does not make much sense since the vitamin is not strictly "metabolized." It is taken up by tissues and converted by tissues to the ... Read More
A 35-year-old female asked:
44 years experience Pathology
Why take B12?: Vitamin B12 pills aren't going to do a thing for you unless you are actually deficient as demonstrated by labwork, and if you are, the situation is ex ... Read More
A 30-year-old member asked:
48 years experience Rheumatology
Yes, but...: It is too much, unless you have severe absorption problems, but 2500mcg should solve that. You will pee out the excess since it will shortly saturate ... Read More
A male asked:
47 years experience Internal Medicine
Waste of money: B12 in excess quantities is rapidly excreted by the kidney. While this much daily probably won't hurt you, it won't help much at all. The typical dail ... Read More
A 45-year-old member asked:
30 years experience Holistic Medicine
Vit b12: Yes it is safe, vit b 12 is water soluble and excess will flush out of body.
A 32-year-old member asked:
19 years experience General Practice
B12: B12 is an essential water soluble vitamin and if you have B12 deficiency it is ok to take supplements while nursing.
A 47-year-old member asked:
24 years experience Integrative Medicine
Depends: If your fatigue is due to a B12 deficiency, then yes, correcting that deficiency would improve your energy levels.
A 35-year-old member asked:
36 years experience Neurology
If you are needing: B12 will make a big difference if you are deficient.
A 40-year-old member asked:
50 years experience Cosmetic Dentistry
Study Links:: 1) http://en.Wikipedia.Org/wiki/vitamin_b12_deficiency
3) http://chriskresser.C ... Read More
A 22-year-old male asked:
56 years experience Infectious Disease
B-12: If you are a vegetarian you should consider remaining on vitamin B-12 supplements.
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