injectable b12 methylcobalamin Yes You Can Medical Methylcobalamin B12 Injection - SevenHealth

In older patients, B12 deficiency can mimic early dementia, and correcting the deficiency sometimes produces noticeable improvement in cognitive function

The absorption pathway is permanently compromised

Treatment response depends on deficiency severity, route of administration, underlying cause, patient age, concurrent medical conditions, and medication interactions

Oral supplementation (50150 g daily) may suit dietary deficiency without nerve involvement, but malabsorption cases require injections

Vitamin B12 is also involved in homocysteine metabolism and plays a critical role in proper energy metabolism, immune and nerve functions

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