This is because its used for injectable purposes, and theres a potential for misuse if its not handled properly
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What are the different administration routes for Vitamin B12 injections
Class Small-molecule NNMT inhibitor
Injectable medicines must stay sterile, which is part of why they are kept in controlled conditions and never decanted or topped up
Both are forms of B12 used in injections: Cyanocobalamin : Synthetic form, more stable, commonly used in IV Therapy / Longevity clinics Methylcobalamin : Active form of B12, may be better absorbed by some people