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Description
That is the part a good physician owns

When your B12 levels are low, you may experience: Chronic fatigue and weakness Difficulty concentrating or memory loss Tingling or numbness in your hands and feet Mood swings or increased irritability Pale skin and shortness of breath B12 injections are a direct, effective way to restore optimal levels for those with malabsorption issues (such as people with gastrointestinal disorders, vegetarians, or those taking specific medications)

However, regulations differ by region

doi: 10.7314/APJCP.2014.15.9.4019
