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After getting a B12 shot, you might be curious about how long that revitalized feeling will stick around
doi:10.1073/pnas.0308082100
Your card will only be charged after your prescription has been approved by a licensed physician
However, your doctor may ask you to fast for 68 hours, especially if the test is combined with others like a folate or homocysteine test
SUMMARY Research shows that cyanocobalamin may be absorbed better in your body, while methylcobalamin likely has a higher retention rate
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