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B12 is essential for the structure of the myelin sheaths of the nerves, which have a protective function and at the same time enable a fast transmission of nerve impulses
It may be the interaction between dose size, dose spacing, route consistency, and study duration
Deficiencies are linked to symptoms like brain fog, irritability, and mild depression
B12 is notoriously hard to absorb through the gut, especially as you get older or if you have certain digestive issues
symptoms and lab results can guide maintenance frequency
You just need to get calories in them even if it's in the form of Friskies
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