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It is possible to inject subcutaneously into the fatty tissue of the abdomen, thigh, or upper arm
B12 injections are safe when used the right way
Together, they can pack a powerful punch
Long-term deficiency can damage the protective myelin around nerves, and if it is not addressed, some of that damage can become permanent, causing numbness, pain, and balance problems
[1] Marginal deficiency is much more common and may occur in up to 40% of Western populations
B12 also helps convert fats and proteins into energy
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