The standard 80 mg vial supports about 30 daily injections at the 22.5-unit (0.225 mL) ceiling, or 40 daily injections at the 15-unit maintenance volume
Explore peptide safety and risks and peptide legality for important context
A more dilute solution may be easier to measure accurately for small doses, while a more concentrated solution may be preferred if larger doses are needed
BPC-157 is a 503A compounded peptide administered under licensed medical supervision at Perfect B
Using unregulated "research chemical" products with unknown purity, incorrect concentrations, and potential contamination (bacterial endotoxins, heavy metals, residual solvents) introduces risks that have nothing to do with the peptide
Refrigeration is the standard approach, and most peptide manufacturers report a reconstituted shelf life of several weeks when stored consistently at refrigerated temperatures though this varies by manufacturer and formulation, so check the specific guidance for your vial