Before starting B12 supplements , particularly high-dose formulations, discuss with your GP if you have: A history of sleep disorders Existing anxiety or mood disorders Cardiovascular conditions Kidney disease (which may affect B12 metabolism and test interpretation) Leber's hereditary optic neuropathy (cyanocobalamin is contraindicated
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[5] The metabolite S-adenosyl methionine (SAM) of methionine, which has lipotropic properties, may be responsible
without the added step of bacteriostatic water for injection, theres an increased risk of microbial contamination
Converting 10mg to micrograms gives 10,000mcg