[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)
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Some groups are more likely to struggle with absorption or not get enough B12 from food alone
With the rest of the B vitamins, B12 helps by converting what we eat into glucose, our body relies strongly for energy
If you're pregnant and have another condition that may increase your body's need for folate, your GP will monitor you closely to prevent you becoming anaemic
[41] : 971, 973 Only a few countries, primarily in Africa, have mandatory food fortification programs for either wheat flour or maize flour
