allergic reaction to vit b12 injection Here's Why Vitamin B Can Cause Rashes, Hives, and Flushing Are B12 Shots Safe? Royal
Description
Yet despite how essential it is, B12 deficiency is surprisingly common especially among vegans, vegetarians, and older adults

Individual factors such as metabolic rate, body weight, and age may theoretically influence how B12 is distributed and utilised, though evidence for their impact on injection intervals is limited
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The patient is already going downhill, which is why the B12 shots are prescribed