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In nature, vitamin B12 is primarily found in fish, meat, eggs, and dairy
This is because adequate exposure to stomach acid is needed to help the body absorb B12
That option is expensive in the long term
Vegans and vegetarians are especially likely to be low on B12 because B12 is only naturally present in animal products and meat
Do not take other forms of B12 while undergoing injections to prevent overdose
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