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Some sources suggest subcutaneous injection provides more reliable absorption
The injections are typically administered intramuscularly and are known to provide quicker relief from symptoms of B12 deficiency compared to oral supplements
Deficiency can lead to cognitive issues
Gently swirl the vial in circular motions for 3060 seconds
If your body cant absorb B12 through the digestive tract, taking it by mouth wont raise your levels the way an injection will
However, some people have difficulty absorbing vitamin B12 from their diet, including dietary restrictions, certain medical conditions like pernicious anemia, or medications that interfere with B12 absorption
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