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Yes, injections are more effective for people who cannot absorb B12 properly, as they bypass the digestive system and deliver the vitamin directly into the bloodstream
However, human safety data beyond 12 weeks doesn't exist
The tetanus shot is often considered one of the most painful vaccinations
This schedule uses higher total blend volumes
The final concentration (e.g., mg/mL) determines the volume you need to draw for a specific dose
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