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High-dose supplementationparticularly intramuscular injections that can deliver 1,000 micrograms or morecreates substantially elevated serum B12 levels compared to dietary intake, which may more readily trigger these bacterial changes, though comparative studies between different forms are limited
Allergic reaction symptoms can include skin rashes, itching, and swelling
Your experiment fails, but you might not even know why
There is no preservative, and so it cannot be stored
In these cases, tiaminal B12 injection is a good way to get enough B12 without going through the digestive system
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