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Anything more than that, and you need to speak up

Long-term considerations for semaglutide B12 therapy Semaglutide is not a short-term medication

A framework for evaluating supplements [6:15]

However, the evidence for superiority over subcutaneous administration remains unclear, and the increased complexity and discomfort of IM injection discourages its use for most individuals

Methylmalonic Acid Methylmalonic Acid (MMA) is recognized as the best way to test Vitamin B12 levels as it measures B12 at a cellular level, it is possible to have normal or even high levels of B12 in the blood but be low at a cellular level