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A., Lim, T
To determine whether insulin could impact serotonin levels in mice, mice fasted for 4 hours were injected i.p
Slower Results : It can take longer to experience the benefits of oral B12 supplementation compared to injections, especially if B12 levels are already very low
PMID: 30746212
Some people get excellent results at 1 mg or 1.7 mg weekly
This is particularly relevant for patients with pernicious anaemia, where intrinsic factor deficiency prevents adequate oral absorption
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