giving self b12 injection How to give yourself a shot giving yourself a b12 injection

Some may experience minor side effects such as: Redness or swelling at the injection site Temporary soreness or bruising Less commonly, side effects could include: Mild headaches Nausea Itchy skin or rash Should you notice any prolonged side effects, we recommend speaking with your GP or calling NHS 111 for advice

Anyone lacking intrinsic factor will need to supplement with B12

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They will assess your medical history and ensure the selected vitamins or nutrients are appropriate for you

Typically, the results last one week Are there side effects