In these cases, B12 injections provide a direct source of the vitamin, circumventing the digestive system and aiding in absorption
Side effects are typically rare and mild, such as slight pain at the injection site or mild dizziness
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Supplementation may be indicated for individuals with dietary restrictions, certain health conditions, or increased nutritional requirements
According to clinical resources such as the Mayo Clinic, while B12 is essential for nerve and red blood cell health, theres no strong evidence that injections improve energy or aid weight loss in people without a documented deficiency
While most people tolerate B12 shots well, it is always best to stay in communication with a qualified medical team