can you inject b12 at home What happens if wrong? B12 Injections at Home: Step-by-Step

Online reports cannot establish causation because the material may be mislabelled, contaminated, combined with other substances or used without objective monitoring

Other reactions warranting urgent GP contact include: Unexplained muscle weakness or cramping Persistent vomiting or severe abdominal pain Signs of hypokalaemia (low potassium) during initial treatmentmuscle weakness, irregular heartbeat, or severe fatigue In patients with severe, longstanding B12 deficiency, rapid correction can occasionally precipitate hypokalaemia as new red blood cells are produced, consuming available potassium

If you are a strict vegan, for example, you are more likely to suffer deficiencies of various nutrients

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