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The bigger issue remains that they cannot regulate the growing number of non-healthcare practitioners now flooding the market with B12 services

However, many factors can limit or even prevent proper absorption

If you are unsure whether B12 injections are right for you in the first place, that starts with your GP and a blood test, as set out in the NHS treatment pathway

Some patients experience balance problems, unsteadiness when walking, or coordination difficulties

Women should consult their healthcare provider about appropriate timing for discontinuation, as the medication has a half-life of approximately 5 days with elimination occurring over several weeks