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First, clean the injection area you choose with alcohol and allow it to dry
In contrast, B12 injections bypass these hurdles, delivering the vitamin directly into the bloodstream, ensuring that individuals with absorption issues or severe deficiencies receive the full benefits of supplementation
Without enough B12, cell proliferation slows, reducing hair production
Nat Aging
Healthline notes that another side effect of too much vitamin B12 is the development of a rare and slow-growing blood cancer known as "polycythemia vera" (PV)
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