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The correct amount is the volume that gives you the final concentration you desire for your specific research protocol
Monthly B12 Injection Protocols Many patients get monthly B12 injections
The 20mg and 30mg vials offer the best value per milligram and are appropriate for extended research programs requiring consistent dosing over multiple weeks
This prevents bacterial growth and allows for multiple withdrawals from the same vial over time
Our Recommended Dilution Scenarios To make this even clearer, we've put together a quick-reference table
Common places to inject include the deltoid, vastus lateralis, and gluteal muscles
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