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By ensuring that you get enough vitamin B-12 with a shot, you can help strengthen your immune system and reduce your risk of disease
If you dont see blood, gently push the plunger to inject the B12 into your body
Blood markers may change before nerve symptoms improve, and long-standing neurologic symptoms may take longer to assess
Most side effects from B12 shots resolve quickly, making them generally well-tolerated for routine supplementation
Archived from the original (PDF) on July 9, 2009
At 300 mcg, which is the standard current protocol, the effect size is likely more modest still
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