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Each objective demands a tailored approach, informed by the specific physiological outcomes you're targeting
The NHS and NICE Clinical Knowledge Summaries recommend established treatments with proven efficacy and safety profiles
Last reviewed: June 8, 2026 Last updated: June 8, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
For confirmed B12 deficiency without neurological involvement , the standard regimen comprises 1 mg hydroxocobalamin intramuscularly three times weekly for two weeks, followed by maintenance doses every two to three months for those with irreversible causes like pernicious anaemia
For individuals who have problems with absorbing the vitamin, suffering from mild deficiency, pregnant women, a 1000 mcg dose is best
How long will the child need to get the subcutaneous injections
