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Nackapan, If I understand correctly, you're saying that because a return of symptoms is experienced in a fairly short span of time without injections, this proves that someone with PA cannot utilize their stores of B12
Research Use Only (RUO), not for diagnostic or therapeutic or human use
Resources and references This article summarizes published safety reports and clinical experience through 2024
Deficiency can cause numbness, tingling, and cognitive fog
6-18 months: Slow loss of benzyl alcohol due to volatilization through the rubber stopper
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