Is it normal for a vacuum to be present in the lyophilized peptide vial
This product is supplied strictly as a research chemical / laboratory reagent for in-vitro and non-clinical laboratory research
Unlike plain sterile water, which must be used immediately after opening due to contamination risk, bacteriostatic water is designed for multi-dose use, the benzyl alcohol inhibits microbial growth, allowing the vial to be accessed multiple times over a 28-day period while maintaining sterility
This means that if you take a mega dose, only the amount that can be absorbed in the intestine makes it into your bloodstream
(PubMed) Hooshmand B, Mangialasche F, Kalpouzos G, et al
9 Reports of Vitamin B12 deficiencyrelated neuropathy in young individuals are scarce in the medical literature