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They are usually safe but can cause problems for some people
If youre vegan or vegetarian, some cereals are a great source of vitamin B12
Additional monthly 100 mcg injections might be necessary based on symptom improvement and the cause of deficiency
Typically you take B12 monthly yet we have recently established a new protocol, permitting up to every 2 weeks if desired
Any such use is prohibited and may violate federal, state, or local law
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