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[2] Patients should contact their GP if they experience: Side effects from B12 injections (though these are rare and usually mild) Difficulty attending scheduled injection appointments, as missed doses may lead to symptom recurrence New symptoms developing during treatment Concerns about treatment effectiveness or duration Changes in other medications that might affect B12 absorption Suspected adverse reactions to B12 treatment can be reported through the MHRA Yellow Card scheme (yellowcard.mhra.gov.uk)

Moreover, the higher the blood sugar, the less the body restores its own antioxidant reserves

Results vary based on individual metabolism, dosage, frequency, and lifestyle habits

Clinical trials are part of a required research process to understand the way a drug or treatment will interact with the human body and whether it is safe and effective