b12 injection hit blood vessel during injection Injecting substances can expose individuals that use drugs to serious harm, but understanding the difference between safer and more harmful sites can help reduce these potential dangers. Here's a breakdown of As you can see in
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Vitamin B12 is crucial for processing nutrients in our cells, especially fats and certain amino acids
Because without enough

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However, if untreated, a vitamin B12 deficiency can lead to serious symptoms, including nerve damage or pernicious anaemia a condition when your body doesnt have enough B12 to make the red blood cells it needs