Peter Attia, a renowned longevity expert, has extensively discussed hormone optimization as part of his "Drive" podcast

But they serve different purposes and can not be used interchangeably: Bacteriostatic Water Contains benzyl alcohol (0.9%) as a preservative Used to dilute or dissolve medications for injection Can be used multiple times from the same vial (reusable usually within 28 days) Helps prevent bacterial growth after opening Commonly used in reconstituting peptides, hormones, and injectable medications Saline Water (Sterile Saline) Contains sodium chloride (0.9%), saltwater that matches the bodys natural salt levels Often used to flush IV lines, clean wounds, or as a diluent for some injections Typically used as a single-use product (especially if no preservative is added) Better for hydration, wound irrigation, or flushing injection sites Side Effects of Bacteriostatic Water Injection While bacteriostatic water is considered safe when used properly, its not completely risk-free, especially if misused or injected on its own without proper dilution of medication

GHK-Cu is fantastic for skin, but for deep nerve repair, the ARA/BPC combo is currently the heavyweight champion in the research community
Natural supplements for COVID19background, rationale, and clinical trials
[DOI] [PubMed] [Google Scholar] 317.Moayyedi P, Surette MG, Kim PT, Libertucci J, Wolfe M, Onischi C, et al