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However, injections are more effective for people who cannot absorb B12 through their stomach
Raising your B12 levels can reduce feelings of brain fog and promote mental clarity
It beats oral supplements hands down, delivering 100% absorption while pills only manage about 1.3% of a 1,000 mcg dose due to digestive hurdles
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Your body can use nearly 100% of the vitamin from an injection, compared to a much smaller percentage from oral supplements
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