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One study found that after injecting high doses of vitamin B12 (specifically cyanocobalamin) into rodents, the B12 stayed in the bloodstream for a relatively short period, with a half-life ranging from 20 to 50 minutes
This ensures proper dosage, sterile technique, and the ability to manage any rare reactions
The clinic is clear that products are provided for clinical and research purposes only, are not classified as medicines or pharmaceutical drugs, and are not intended to diagnose, treat, cure or prevent any medical condition or disease
The thigh, buttocks, or upper arm are the best spots due to their muscle depth and ease of access
