MUST READ , You can only use bac water to mix peptides no exceptions, You must put it in the refrigerator immediately and keep it there only time you take it out is when you are using it and How Much Bacteriostatic Water to Add to Peptides? Prime Peptides Peptide Reconstitution Guide Before You Begin Confirm You Have: Bacteriostatic Water (sterile water for peptide reconstitution 3 ml syringe (for mixing) Insulin syringes (2931 gauge) Alcohol prep pads Sharps container peptide Buy BAC Water For Research Peptides Prime Peptides