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B12 is not a stimulant and does not cause jitters or anxiety like caffeine
If you reach day 14 without any perceived benefit at your starting dose, a modest increase to 0.2 mg may be warranted
Why Do You Need a Vitamin B12 Injection
These findings have not been replicated in human trials
Blood Health Vitamin B12 is an important factor in the production of red blood cells
This translates to approximately 1.6 to 4 mcg per kilogram of body weight, extrapolated from effective rat doses using standard interspecies scaling factors
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