You should only be using Hospira branded bacteriostatic water to reconstitute your peptides. Not that Amazon stuff. None of that Chinese bac water stuff. Just Hospira. The difference between Hospira and other Thank you for putting in this work @Krysia830073 We've also been systematically ordering hospira bac from a bunch of sites and are sending them out for testing because we believe most are Fake BAC Water is a Real Problem : r Biohackers BAC Water 30ML Seacoast Aminos Bacteriostatic Water Injection by Hospira, Multiple Dose Vials 30 ml 25 Pack (Rx)