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Vitamin B12 is also needed for the regular functioning of cells and the production of DNA and RNA, particularly in rapidly dividing cells
The 28-day limit is therefore a safety margin that accounts for cumulative contamination risk across multiple punctures, not a reflection of preservative chemical degradation
Parikh et al
Reserve Your Experience Frequently Asked Questions What is the difference between B12 and B Complex injections
POST-CARE Protecting Your Results Mild soreness or redness at the injection site is normal and usually resolves quickly
In research, TB-500 has been administered 12 times per week with peak efficacy (8)
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