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BAC water's benzyl alcohol prevents bacterial growth for up to 28 days
Typical dosing starts at 0.05-0.1ml once weekly and then titrated up
"Association of biochemical B 1 2 deficiency with metformin therapy and vitamin B 1 2 supplements: the National Health and Nutrition Examination Survey, 19992006"
Medications that may impact B12 levels Proton pump inhibitors (PPIs)
A clinical trial from the UK measured cognitive or other neurological functions in response to B12 supplements in 191 asymptomatic, non-anemic older people with low B12 levels and considered moderately deficient
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