For any research protocol that requires drawing multiple doses from a single vial over days or weeks, BAC water is the only responsible choice
For most patients with chronic absorption conditions (e.g., pernicious anemia, gastrectomy), one injection per month is often sufficient to maintain normal levels
This discrepancy may reflect the sensitivity difference between the two measurement methods
Alternative methods of administering vaccines, such as oral, sublingual, intranasal, and aerosol administration, could address these limitations
In such cases, Vitamin B12 injections offer several advantages: Immediate Absorption Injections bypass the digestive system, ensuring the vitamin enters the bloodstream directly for faster absorption and effectiveness
But with this, I tend to take a little step back