can b12 injections cause swelling Erythema, and tender induration with central necrosis Feeling worse after B12 Injection:

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A deficiency of Vitamin B12 can lead to advanced anemia where the red cells are fewer in number but are larger than normal (macrocytic)

With regular shots layered onto a supervised weight-loss plan, patients tend to report steadier energy and easier consistency

Alothaid, Hani

Why Lipo and B12 Are Great Additions to GLP-1s and Other Weight-Loss Programs Weight loss isnt only about the number on the scale, its also about helping your body adapt

In case a deficiency is diagnosed, the doctor may conduct additional tests, such as antibodies test, Schilling test to establish the type and causes of the same