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Both work, so choose based on your preference and tolerance for daily injections
Most researchers report first noticing skin texture improvements around week six to eight
Elevated B12 may occasionally be associated with certain cancers, particularly haematological malignancies and liver cancers, but it does not directly indicate cancer is present
More serious adverse events were observed in a small proportion of participants
While naturopathic doctors wouldnt prescribe B12 for most people without a lab-confirmed deficiency, studies show that B12 injections may improve endurance in athletes
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