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Another trial in 54 individuals confirmed its safety over 10 days of intravenous use at doses of up to 5.0g/kg (and up to 25.0g/kg in a single-dose trial)

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[DOI] [PubMed] [Google Scholar] 46.Sikiri P, Seiwerth S, Grabarevi Z, Rucman R, Petek M, Jagi V, Turkovi B, Rotkvi I, Mise S, Zorici I, et al

Reliable determination of B12 status requires comprehensive blood work beyond simple serum levels

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