Also called solvent · reconstitution solvent
A diluent is any sterile liquid used to dissolve a lyophilized peptide and bring it to a usable solution. Common choices include bacteriostatic water (multi-use vials) and water for injection (single-use). The diluent choice affects microbial safety, peptide compatibility, and handling protocol.
Research use only. This definition is an educational reference, not medical advice or dosing guidance.