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It can take a few years to develop a deficiency because your body can store B12 in your liver for a long time
No congenital abnormalities have been linked to these vitamins at the doses provided
Both scenarios are valid depending on the underlying health context
This area is often chosen because it provides a large, well-developed muscle that can accommodate the injection without causing discomfort
Vitamin B 12 is bound to intrinsic factor during transit through the stomach
Standard doses work for many, but some need adjustments
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