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Heres why researchers choose it: Multi-use: Can be accessed multiple times within a 28-day window after first opening Contamination control: Contains 0.9% benzyl alcohol, which inhibits bacterial growth between applications Stability: Helps preserve peptide integrity throughout a research cycle Sterile and non-pyrogenic: Safe for utility as a diluent in controlled lab environments Practical format: Typically available in 10ml and 30ml vials for flexible research needs Precision and sterility are non-negotiable in peptide research

I have recently discovered I have a B12 deficiency and so I have been doing some research

For 5mg Tirzepatide, use 1mL of bacteriostatic water to create a 5mg/mL concentration

It should not be put back into the fridge after this

So you try something else