BAC Water Bacteriostatic Water 0.9% Benzyl Alcohol Here is how you reconstitute any peptide There is no universal formula for reconstituting peptides. The amount of bacteriostatic water you use depends on the peptide, the dose you're running, and how Dr Peptides Tb500 10mg Research Peptide (For Laboratory Use Only)Coa in images Dr Peptides Peptide dosing math is simpler than you think. Always add 2 mL of bac water, then remember three numbers based on your vial size. 5 mg 10 units = 250 mcg