do doctors give b12 injections B12 Shots at Home: How,

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Aids in Protein, Fat, and Carbohydrate Metabolism Vitamin B12 assists in the breakdown and use of fats and carbohydrates, supporting the bodys ability to convert food into usable energy

Thats one of the many benefits B12 offers

Half Life: 30 Minutes

As the However, while risks of severe toxicity are low, some side effects are still possible, such as: temporary symptoms, such as itching, swelling, or diarrhea allergic reaction damage from the injection hypokalemia, or low potassium levels infection negative interactions with certain medications, such as: metformin (Fortamet, Glucophage, Riomet) medications to reduce gastric acid, such as proton pump inhibitors or H2 receptor antagonists Always talk with a doctor before using vitamin B12 supplements