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Description
Not having enough B12 can cause tiredness, tingling, memory issues, or mood shifts

The risk of chronic diseases and death increases

But over time, subtle symptoms can pile up

Patients and healthcare professionals should report any suspected side effects, adverse reactions, or defective or falsified products to the MHRA via the Yellow Card scheme (available at yellowcard.mhra.gov.uk)

The off-period prevents receptor downregulation and maintains responsiveness
