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It is important to note that whilst the injection itself may maintain adequate B12 levels for weeks to months, the clinical benefits such as improved energy, cognitive function, and resolution of neurological symptomsdepend on consistent maintenance of optimal levels
Others do monthly maintenance
There is no established evidence that continuous use is either necessary or safe over long horizons
Link for how to break an ampoule and load syringe
As with any medical treatment, it's important to weigh the potential benefits against possible side effects and costs
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