Below is an excerpt from the extremely informative PepTok interview with Peter Magic of Janoshik, he says the insistence on using BAC water is unfounded and unnecessary; that most places in the world use either saline .9% or simply ultra pure or sterile water to reconstitute peptides.
He literally says the problems BAC water may solve are roughly offset by other problems it can cause with site reactions.
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View: https://www.youtube.com/embed/r5C93GqXTUo?si=1gWw--RR0EB6BP1U
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The above is part of the longer, 48min interview, which is really worth watching:
View: https://www.youtube.com/watch?v=shgk3-u51Ys
That said, as it's easy to get here for $10/vial, I've got a flat of 'em coming in the mail tomorrow anyway.