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subcutaneous b12 injections Best Vitamin Injection Sites Vitamin B12 for Injection Cyanocobalamin
Description
doi:10.1093/fampra/cml008

Vitamin B12 deficiency is common, particularly among people who follow vegetarian or vegan diets, as the vitamin is naturally found only in animal-based foods

That copper binding is not incidental

B12 shots deposit cobalamin into muscle tissue, where it releases gradually into the bloodstream over hours to days
