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Nasal delivery may be particularly effective in the treatment of neurological diseases due to the direct nose-to-brain pathway
And if your B12 is already solidly in the optimal range, adding more on top of that does very little
A deficiency in vitamin B12 can show up in ways that are easy to dismiss as just stress or a busy schedule
Either it's underdosed, impure, or fake
Makes being 50 a little bit easier
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