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Science says it might be
It is important not to self-treat with high-dose B12 supplements before seeing your GP if you suspect deficiency, as this can interfere with diagnostic blood tests and potentially mask underlying conditions such as pernicious anaemia
People with Lebers hereditary optic neuropathy, a rare inherited optic nerve disorder, may be at risk of severe optic nerve damage with cyanocobalamin
For people who have nagging injuries or are in surgical recoveryor just looking to train harder with less downtimethe only option may be to do their best due diligence and make an informed decision
A second point that trips people up: the induction dose is explicitly sub-therapeutic by design
Results vary many clients report feeling increased energy within 2448 hours
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